What Is A Frog On A Horse? (Best solution)


  • The frog is triangular in shape. The frog is a part of a horse hoof, located on the underside, which should touch the ground if the horse is standing on soft footing. The frog is triangular in shape, and extends midway from the heels toward the toe, covering around 25% of the bottom of the hoof.

What is the purpose of the frog on a horse?

When you pick up the horse’s hoof, the frog is immediately obvious – it’s the tough, thick, V-shaped structure pointing down from the heels. It protects the digital cushion beneath it, aids in traction and circulation in the hoof, and partly acts as a shock absorber when the horse moves.

Can a horse’s frog come off?

You notice that your horse’s frog seems to be peeling or hanging off. Is this normal? In most cases, the frog sheds several times a year. Excess frog is typically removed by your farrier when they trim the hoof, so you may not notice this normal cycle.

How do you treat a horse frog?

Initially, your farrier will also treat the thrush much like a dirty wound, trimming away the loose, diseased frog tissue and possibly applying dilute bleach. You can follow this up with applications of a mild astringent, such as Betadine®, or another anti-thrush product.

Does trimming the frog hurt the horse?

Cutting anything off that frog would compromise his bare footed travel. I leave it as it is, even that connection with the sole on the tip is not harming the hoof, but protecting it even further. That hoof needs some trimming, some of the overgrown bars already were shortened.

Why is my horses frog peeling off?

Equine hooves typically get plenty of moisture in the spring. As a result, the horn that emerges is very pliant and relatively soft. In the summer, drier conditions stimulate the growth of much harder, denser horn. The zone between the soft and hard growth eventually causes the frogs and soles to crack and peel.

Is the frog on a horse sensitive?

One of the most interesting parts is the frog. The frog is an insensitive, wedge shaped cushion or pad that helps the horse with shock absorption, traction and circulation.

Why is it called a frog on a horse’s hoof?

The frog forms a “V” (triangular) into the center of the sole. This triangular shape of the horse’s pad, it is believed, probably reminded the early railroad men of the triangular area where 2 tracks met, which also got the name “frog.” It resembled the V-shaped band of horn on the underside of a horse’s hoof.

Should a horse’s frog touch the ground?

The frog is a part of a horse hoof, located on the underside, which should touch the ground if the horse is standing on soft footing. The frog is triangular in shape, and extends midway from the heels toward the toe, covering around 25% of the bottom of the hoof.

Why do farriers burn the hoof?

“ Hot shoeing,” also called “hot setting” or “hot fitting,” is a common practice among farriers. Hot shoeing also helps stabilize shoes with clips. “This burns the base of the clip into the hoof wall and it’s locked into place,” says Mitch Taylor of the Kentucky Horseshoeing School.

How long does it take for a horse frog to heal?

Horses have variable responses to treatment, with some cases healing within a week to 10 days and others lasting for months. Once the tissue is healed, the disease rarely recurs. But if treatment is halted before healing is complete, canker often returns — much to the frustration of the veterinarian and owner.

How often should I pick my horses hooves?

Take aim by: Picking feet out daily, if possible. This is especially important if your horse lives in a stall full time or has only daily turn-out. If daily picking isn’t practical (he lives in a pasture, say), at a minimum try to do a good visual inspection daily, and use a hoof pick two or three times a week.

Where is a horses frog?

The frog is an essential component of your horse’s hoof. It can be easily identified by its V-shape. It consists of spongy, elastic tissue, demarcated by a central groove and two collateral grooves. Underneath the frog is the digital cushion, also known as the plantar cushion.

How do horses regrow frogs?

The keys to quickly helping horses with prolapsed frogs are:

  1. Rebalance the foot in the trim, ideally using radiographs as your guide.
  2. Disinfect any frog or heel infection.
  3. Protect the frog by adding prosthetic heel until the horse can grow the wall back.

How often should a horse’s frog be trimmed?

Don’t be alarmed, though, if everything else looks OK but the frog appears to be peeling off–most horses shed the frog at least twice a year, sometimes more often. Your farrier’s regular trimming of the frog may have prevented you from noticing this natural process before. 3.

Do farriers trim the frog?

Farrier Takeaways Clean out the frog, but be conservative and avoid over trimming. Since the frog is in the middle of the foot, that means there are two halves on either side. A farrier can use the healthy frog as a guide in his or her work.

How to take care of your horse’s frog and prevent thrush

When it comes to ensuring proper hoof function, the frog is an absolutely critical component. It is possible that poor frog condition will compromise the overall health of a horse’s locomotor system, in the most severe circumstances. How can you take care of your horse’s frog and keep it from becoming infected with a fungal infection?

Structure and role of the frog

The frog is a vital component of your horse’s foot, and it must be present. The V-shape of the object makes it easy to identify. The structure is made up of soft, elastic tissue and is delineated by a central groove and twolateral grooves. The digital cushion, also known as the plantar cushion, is located beneath the frog’s feet. Using this cushion, the horse’s vertical shocks are absorbed and redistributed horizontally over the whole hoof wall. Its primary function is to protect the horse’s joints to the greatest extent feasible.

What are the causes and consequences of frog thrush?

Horses who are lame are frequently caused by a frog that is in poor health, despite the fact that some people question its importance. Lameness can occur in either shod or unshod horses, and it is often the result of poor frog health in both. Lameness can also have a negative impact on a horse’s joints and tendons over a period of time. Frog thrush is almost often associated with the formation of anaerobic bacteria, such as Fusobacterium necrophorum, which causes the disease. These organisms thrive in settings devoid of oxygen.

These bacteria cause the frog to decay, emitting a terrible odor in the process.

The injury can extend all the way to the heels, causing the hoof to tighten.

Contrary to “canker,” which is a persistent pododermatitis, thisthrush is not a fungal infection of the mouth (infectious disease of the foot not related to frog thrush).

How can frog thrush be prevented?

It is feasible to reduce the incidence of thrush in frogs and horses by following a few simple hygiene guidelines:

  • Maintain as much cleanliness as possible in your bedding. It is possible to achieve good results by cleaning it on a regular basis with bedding conditioner. Because it traps water and ammonia from urine, it helps to keep the environment from becoming too humid. Maintain your hoof health on a regular basis. Cleaning out all of the grooves on the frog’s hoof and using ointments and oils that are appropriate for the climate and the state of the hoof also contribute to the health of the frog. Regular trimming by a farrier also helps to ensure that the condition of the foot is monitored on a regular basis.

If the frog begins to decay, it is critical that it is cleaned on a daily basis. It is also advised that certain disinfection and drying solutions be used on the frog in order to prevent the thrush from spreading further.

Our PASKABOX and FROG PROTEC solutions help to keep frogs healthy. Our PASKACHEVAL range is made up of products specially designed to maintain the overall health of your horse’s locomotor system. Find all our products at yournearest distributor.

The insensitive, wedge-shaped cushion or pad on the horse’s foot is known as the frog of the horse’s foot. Its goal is to assist the horse in absorbing stress, increasing blood circulation, and providing traction. The horse’s foot is a biomechanical wonder composed of several components. Each component has a certain purpose. The frog is one of the most intriguing aspects of the story. An insensitive wedge-shaped cushion or pad, the frog assists the horse with shock absorption, traction, and blood circulation.

  1. The precise origin of the frog’s name is uncertain, however there are various alternative hypotheses as to how it came to be recognized.
  2. There are several ideas about how the frog earned its name.
  3. As a good luck charm, riders used to carry the bone of a frog (the amphibian) in their pocket during the olden days of riding.
  4. Many people believe that the term “frog” began to be used to refer to the hoof section as a result of the notion that horses’ feet, and notably horseshoes, bring good luck.

According to other theories, the frog (hoof structure) is found under the hoof in the same way that an amphibious frog might hide under a rock (Equus, August 1985), or that in hotter weather, the frog of the horse tends to dry out and shrivel up in the same way that an amphibious frog would in the absence of water (Equus, August 1985).

  1. Horsemen used to carry the pelvic bone of the amphibious frog about with them as a good luck charm.
  2. Many people believe that this is where the term “hoof structure” originated.
  3. The difference is that the frog has a higher concentration of moisture.
  4. Some barefoot enthusiasts have stated that “the frog is naturally stronger than the hoof wall” because it is composed of “strange things that can’t be rasped back” and is therefore more durable.
  5. As a result, they reach the conclusion that the frog is stronger and must bear the majority of the horse’s load.
  6. According to David Farmilo, ABC Hoofcare (2014) 52-53% of the population has a horse.
  7. Because one can readily file an oak wood while the other cannot, it is equivalent to saying that a dry piece of oak bark is weaker than a wet piece of oak bark in terms of strength.

The high moisture content of the frog (about 50%) allows for the formation of a spongy cushion, which helps to decrease concussion when the horse’s foot comes into direct contact with the ground.

Some horses have huge frogs that come into touch with the ground, whilst other horses have recessed frogs that are weak and do not come into contact with the ground.

Much of the shock absorption required is to alleviate pressure coming downhill (from the weight of the horse down into the digital cushion and then the frog); not pressure coming upward (from the weight of the horse up onto the digital cushion and then the frog) (from the ground to the frog).

Every horse has a unique hoof angle, which must be taken into consideration during trimming in order to avoid a broken-back axis and navicular discomfort in the animal.

The frog, on the other hand, is not a pump.

The fact that the frog does not need to come into touch with the ground in order to properly pump blood out of the foot has been demonstrated once again (Chris Colles,Equine Veterinary Journal, 1983, 15:297;Equus, October 1989).

The frog is also beneficial to horses in that it acts as a traction device and a scent gland.

Because not all frogs are made equal, the amount of traction provided by each frog will vary based on its health and condition.

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Fischer,Der Fuss des Pferdes,1927).

Equine herds frequently search for other horses in the pasture by crying out to them and sniffing the ground for them.

However, the frog develops at a pace that is approximately equal to that of the hoof wall, but it exfoliates or “sheds” as a single unit two or more times each year.

Using a hoof knife, the farrier cuts down any extra growth above the commissures on the bottom of the horse’s foot.

It is known as the central sulcus, but it is sometimes referred to as the “cleft” since it is located in the center of the frog’s body.

Unless the frog is routinely trimmed, excessive growth can trap manure and other waste in the commissures, creating an ideal habitat for the thrush to thrive.

It is dark in color and causes the frog to become crumbly and smelly in most cases.

Septicemia, or infection in the blood, can be fatal to the animal.

Hoof thrush is usually moderate and readily treated by cleaning the horses’ hoofs on a regular basis with a hoof pick or by using an antifungal medication.

As an anaerobic organism, thrush is killed by even the smallest amount of exposure to fresh air. Many thrush treatments are available for use in more chronic and severe symptoms of thrush, as well as in milder forms.

Equine Hoof Care: The Flourishing Frog – The Horse

Your horse’s foot has a triangle of tissue on the bottom of it that appears to be little, yet it is anything but. In reality, the frog performs a range of unique duties that aid in the overall health of a horse. “One of the most important aspects of maintaining a happy, healthy, functioning hoof capsule is paying attention to the frog,” says Travis Burns, assistant professor of practice and chief of farrier services at the Virginia Maryland College of Veterinary Medicine in Blacksburg, Virginia.

“When the foot begins to have problems, the frog’s health begins to decline,” he explains.

In this post, we’ll go over the multiple functions of the frog as well as how to keep it—and, by implication, your horse’s hooves in their entirety—in good condition.

The Frog’s Function

Some of the roles played by this structure are as follows:

Shock absorption

Veterinary medicine professor and head of the Equine Foot Laboratory at Michigan State University in East Lansing, Bob Bowker, VMD, PhD, believes the frog is essential for shock absorption. “I believe that the foot does not operate well without a healthy frog, which is one of the reasons why we have so many foot issues.” Dr. Amy Rucker, a veterinarian in Central Missouri who specializes in the care of horses’ feet, explains that when a horse’s foot falls, the elastic and blood-filled frog helps to disperse part of the impact away from the bones and joints.

Blood flow

The frog is responsible for a significant portion of the process of pumping blood up out of the hoof. Tia Nelson, DVM, a farrier and veterinarian from Valley Veterinary Hospital in Helena, Montana, explains: “From the knee and hock on down, the venous plexus directly above the frog plays a significant role in pushing the blood back up to the heart.” With each step the horse takes, the concussion subsides and the blood squishes out of the horse’s leg, returning it to its original position. It’s a fantastic building that serves several functions.

It has an impact on the entire body.”


In good health, the frog protects the digital cushion (the soft tissue beneath the sole that separates the frog and heel bulb from the below tendons and bones) and the deep digital flexor tendon above it, which are both vulnerable to injury. “There’s also the bursa and the navicular bone itself,” Burns explains further. “There are critical structures just beneath the surface of the ground.” When people comprehend this, they begin to appreciate the significance of the frog.”


As a result of sensory nerve endings in the horse’s heel, the frog is believed to play a part in proprioception (a horse’s knowledge of where his feet and body are), with sensitivity similar to the nerves at the ends of human fingers, according to Rucker.

In her opinion, “the manner with which the horse actually places its foot down may be somewhat owing to the frog—­feeling the ground (conditions) in reference to how it will land,” a topic that experts are now investigating.


In addition, the frog provides traction on a variety of surfaces. This is especially evident in snowy and icy circumstances, when barefoot horses appear to have better purchase (since the frog is in direct touch with the ground) than shod horses—unless the horse is shod with specific traction devices—than horses with shoes.

The Healthy Frog

Unshod horses’ frogs should be in full contact with the ground when they are standing and should have the appearance of a wedge at the back of the foot when they are standing. “If the frog is large and healthy, and it makes contact with the ground—and loads with each step—it will press the heels apart,” explains Burns. “If the frog is small and unhealthy, it will push the heels apart.” “This contributes to the normal biomechanics of the horse’s hoof capsule,” says the author. According to Nelson, “It has a lovely V- or heart-shape.” It is not healthy to have a constricted foot that has a recessed frog and never touches the ground.

In a barefoot horse, the bars and frog, as well as the caudal (rear) two-thirds of the hoof wall, should all be in contact with the ground.” Shod horses, particularly those with toe or heel calks for traction, do not have any frog contact with the ground when they are ridden.

Even barefoot horses’ feet differ in shape, with some being more concave than others.

“The frog of a Thoroughbred will be very different from the frog of a Shetland pony or a working horse,” explains Rucker.

Frog Care and Trimming

According to Bowker, the best approach to care for the frog is to simply let it alone. In his opinion, “trimming the frog is the worst thing that we can do to it; ‘neatening it’ only starts the gradual process of its degradation,” he claims. “There are some individuals who are more concerned with how it appears—keeping it trimmed and tidy—than they are with how it needs to work.” However, there is disagreement among farriers over the practice of frog-trimming. Frogs in certain settings, according to Steve Sermersheim, CJF TE, AWCF, lead farrier at the University of Illinois College of Veterinary Medicine, require trimming.

  1. Trimming, in essence, helps to prevent pockets from developing in which germs may grow and reproduce.
  2. ‘It does need to be trimmed and kept in good condition,’ he says.
  3. Another situation in which farriers go for their trimming knives is when the frog sheds, or exfoliates, on its own — which can occur once or twice a year, depending on the climate.
  4. ‘It’s simply shedding the old, dead tissue,’ adds the doctor.
  5. Cleaning the area surrounding the frog on a regular basis also contributes to this endeavor.

In order to keep the commissures (the troughs between the frog and the bars of the hoof) clean, Sermersheim recommends picking the hoofs on a regular basis. “If the margins aren’t cleaned off, they accumulate a lot of filth, germs, sand, manure, and other undesirable substances.”

Environmental Impacts

The hoof performs admirably in a variety of diverse settings. According to Bowker, “When you think of horses that live in extreme environments like those found in the arctic or the tropics or high mountains or low valleys or swamps or deserts, you realize that they are quite adaptable.” “A frog on the foot of a dry horse will appear different from a frog on the foot of a horse in a humid environment, yet both are doing their functions.” As Rucker explains, regions that see extreme variations in moisture from wet to dry to wet again can damage hoof tissues and result in thrush in horses maintained outside, especially if the animals have contracted heels.

  • In addition, farriers and veterinarians notice a lot of thrush during wet seasons and in damp places.
  • “Standing in mud all of the time is not healthy for feet,” she explains.
  • The horse will not get better even if the horse owner or the farrier treatments the frog for thrush since the horse will be returned to the same moist and filthy environment.
  • Movement and exercise are also important for the health of frogs.
  • As Sermersheim points out, the most ill frogs he finds are those that are kept as pasture pets and aren’t properly exercised.

When the Frog Suffers

A number of causes, ranging from inadequate care to conformation to heredity, can contribute to frog issues and the associated lameness in their legs. It is possible to develop necrosis (tissue death) and thrush as a result of a sporadic trimming schedule, inadequate cleanliness, or moist environments, among other things. According to Sermersheim, the solution is a correct trim and balance, as well as exercise. It is possible to apply a variety of topical remedies to prevent thrush, and they all work—as long as horse owners are committed to doing so on a daily basis—but frequent exercise is even better, according to Dr.

  1. In addition to increasing circulation, it allows the foot to clean out while the horse is moving around.
  2. In cases when the foot is severely constricted and the frog has receded up high in the foot, as well as when there is thrush present, Nelson’s objective is to re-establish appropriate weight-bearing for the frog, which is critical for blood flow and support.
  3. Creating touch with the ground is made possible by this beautiful, dry footing.
  4. Adding dental impression material to a frog’s shod foot will likewise bring the frog into active, dynamic contact with the ground, causing a ground force reaction, she explains.
  5. This is one of the reasons why I don’t always clean the dirt off of a horse’s feet after riding.

Although I take up the horse’s foot and wipe it out in case there’s a rock lodged in there, occasionally the horse benefits from having that ‘natural’ hoof pad that allows for frog contact.” Sermersheim claims to have observed misplaced frogs working in tandem with displaced digital pillows as well.

The usage of mud packs in the feet on the racetrack was intended to soften the feet in order to make them more flexible—and so better able to handle concussions—and less prone to cracking, according to Rucker.

Pinch wounds to the frog are frightening because of the sensitive structures above and surrounding it that are exposed.

If the frog is too soft and spongy, you may not see the hole until it heals over, and your farrier or veterinarian will only discover the lesion after determining the source of the horse’s lameness.

“Do not try to pull it out.” If you want to treat your horse with frog treatment, there isn’t a set method that works for everyone. Work with your farrier to create a shoe that is specific to your horse, location, and season.

Take-Home Message

The hoof is a remarkable piece of equipment. In certain circles, frogs are considered to be finished once they reach a tiny and narrow size. This is not the case, however. In addition to continuing to grow, the frog is a living, dynamic structure,” explains Bowker. It is possible for even an ill frog to recover, although it may take some time, depending on the age of the horse and the activities he is involved in.” In order to adapt and respond to the environment in which it lives, the tissue within the foot has been developed.” The key is understanding what constitutes a healthy frog and caring for your horse’s feet in accordance with this understanding between farrier appointments every four to six weeks.

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What Horse Hooves are Made Of

The horse foot is an excellent illustration of Mother Nature’s ability to create complex structures. It’s astonishing how much can be supported by such a small amount of ground when you consider the size and weight of a horse in relation to the size of a foot, as well as how quickly and high horses can run or jump. When it comes to a horse’s capacity to survive and function, his hooves are critical. Understanding the structure of the hoof is incredibly essential because without sound, sturdy feet, you have no horse.

In fact, it is composed of multiple separate sections, each of which serves a distinct function while functioning together in symmetry to maintain the horse sound and healthy.

Outer Structures

The horse foot is a fantastic illustration of Mother Nature’s ability to create complex structures from scratch. It’s incredible how much can be supported by such a small amount of ground when you consider the size and weight of a horse in relation to the size of a foot, as well as how quickly horses can run and how high they can jump. When it comes to a horse’s survival and function, its hooves are critical. Understanding the anatomy of the horse’s feet is incredibly significant since without them, the horse is rendered useless.

Despite the fact that each component serves a distinct function, the entire system functions in symmetry to maintain the horse sound and healthy.

Under the Hoof

Sole The sole is the underside of the hoof, but because it is somewhat concave, most of it does not make touch with the ground. Unlike the hoof wall, the sole has a structure that is quite similar to that of the hoof wall; nevertheless, the keratin found in the sole is more easily rubbed or worn down than that found in the hoof wall. Aside from that, the sole serves to preserve the inner workings of the hoof and is meant to sustain internal weight that is passed via the sole’s border rather than weight from the ground.

  • The white line marks the point at which the hoof wall meets the sole of the horse’s foot.
  • It is possible for bacteria to infiltrate and separate the layers of the hoof wall when the white line region is compromised by disease.
  • Frog When you take up the horse’s foot, the frog is readily visible – it’s the stiff, thick, V-shaped structure that protrudes downward from the heels of the horse.
  • When your horse stands on a frog, the sensitive nerves in the frog transmit to him where his feet are and assist him in feeling the surface on which he is standing.
  • The central sulcus is the groove that runs down the middle of the frog, while the central and lateral sulci are the grooves that run down either side of the frog.
  • Horses with contracted hooves or clipped heels may have a narrow or deep sulcus in their hoof, which can house germs and cause thrush to develop.

The heel bars help to reinforce the heel region and keep the heels from overexpanding. This region also contributes to the development of the hoof’s sole and the support of the horse’s weight.

Inner Framework

Horses with a long toe and a low heel conformation may have a compromised digital cushion, as the heels are bearing more weight than normal and gradually compressing the cushion’s thickness.Once the digital cushion is “crush,” the horse will have a swollen and painful hoof.Digital Cushion The digital cushion is the area below the coffin bone towards the back of the hoof.It does exactly what the name implies: it is a cushion of cartilaginous material with some “give,” A horse’s coffin bone, also known as the “pedal bone,” is the bottom bone located near the toe and encapsulated in the hoof.It is the largest bone in the hoof and helps to shape the hoof wall.It is surrounded by special tissues that help make-up the laminae of the hoof wall, as well as the tissues of the sole.Anything that disrupts the working relationship between the coffin bone and the hoof capsule, such as major shoeing changes Make sure that your horse’s hooves are in good condition by giving them regular trims, feeding them well, and exercising him regularly.Check your horse’s hooves on a daily basis for any irregularities or changes in the outer structures, as these could indicate internal changes that could cause lameness issues in the future.Consult your farrier and veterinarian if your horse is experiencing hoof problems, and remember that “no hoof, no horse.”

The horse’s frog: a ribbeting tale?

When it comes to the horse world, we grow so accustomed to the strange phrases that we hardly give them a second consideration. It may appear apparent and easy to us when we hear words such as “coldblood,” “green horse,” and “napping.” However, for those who are unfamiliar with equestrian terminology, they might be quite perplexing concepts! Every now and then, I get a thought that makes me stop and think about a term that I have been using for years and wonder where it originated from. Yesterday, when choosing out a hoof, I experienced one of these epiphanies.

  1. The frog is about trapezoidal in form and has a meaty texture to it.
  2. Nothing about a horse’s frog makes me think of an amphibious insect-eating’frog, which is what I’m looking for.
  3. In the first instance, it was suggested that possibly, in some far-fetched sense, the horse’s frog does appear to be similar in appearance to a frog when seen from above.
  4. Next came the very disturbing remark that it not only looks like a frog but that it may also feel like one – and that it was exactly a frog that the horse had trodden on straight from above and had been attached to the bottom of their foot.
  5. It didn’t surprise me to learn that this topic has been posed previously and that there were a variety of responses to the subject.
  6. The milt and the frog’s bone were the items in question.
  7. Of greater importance was the frog’s bone.

And possessors of this talisman were known as ‘Toadmen’.

It resembled the V-shaped band of horn on the underside of a horse’s hoof which is called the ‘frog’.

The ritual of acquiring it was almost as important as the object itself.

After it was killed, the frog or toad was left on a whitethorn bush for 24 hours to become hard and dry.

At the end of that time there was only the skeleton left.

The horseman had to watch carefully until a little crotch bone separated itself from the rest and floated against the current.

For those of you who like a little online archeology, this passage was taken from what is by the internet’s standards an ancient website (1997!) run by an obvious fan of folkloric fiction apparently called Peter Bayliss.

But after a bit more frog hunting, I did come across the more likely answer ina book.

Unfortunately the real explanation for the term ‘frog’ is, as is often the case, rather more boring… It turns out that ‘frog’ is simply the corruption of an old English wordfrush(orforgorfursh), in Frenchfoursche, and in Latinfurca.

Because of course the most obvious feature of the frog on a horse’s hoof is the triangular shape that sits in theforkedpart of the hoof.

Originally called ‘runningfrush ’, the hoof disease we now know as thrush was so named because it caused the ‘frush’ (fork/frog) to ‘run’ with puss.

The fact that it shares the same name as a humanfungal infectionseems to be coincidence.

But perhaps this explains why people assumed that thrush in horses is also fungal, when in fact it isa bacterial infection.

But strangely, batrachos also means…frog! Why? Well, that’s a mystery I’ll have to leave for another time…

Why is the bottom of the horse’s foot called a frog?

One of the most bizarre names for a horse’s body component is “frog,” which refers to its hindquarters. It has a triangular form and is found on the bottom of the horse’s hoof, where it may be seen. When the horse’s foot makes contact with the ground, the frog works as a shock absorber, and it is also an important component of the horse’s circulatory system. But how did this section come to be known as such? There are a variety of hypotheses, but no definitive solution.

  1. The “frog” is the moniker given to one of the most bizarre bodily parts of a horse. On the underside of the horse’s foot, it has a triangle form and is positioned in the center. When the horse’s foot comes into contact with the ground, the frog works as a shock absorber, and it also plays a vital role in the horse’s circulatory system. But how did this particular section come to be known by that moniker exactly? However, there is no conclusive solution to this question as of yet.

The reasons are numerous and different; thus, pick your favorite!

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When it comes to a horse’s long-term soundness, the foot is the most crucial component to consider. It follows that the hooves of your horse are your first and most important concern. When it comes to keeping good hooves, there are a variety of different factors to consider. The frog, on the other hand, is the most vital portion of your horse’s foot. Despite the fact that this fairly harmless triangle of tissue does not appear to be very significant at first glance, it is critical to the long-term health of your horse.

What is the frog and what does it do?

The frog is more than just a little triangle of tissue on the bottom of your horse’s shoe. It serves as a shock absorber and a shield, in addition to being critical in the flow of blood, traction, and coordination of the body. It is extremely detrimental to your horse if you have to take any of those functions out of service. However, if you fail to provide proper care for your horse’s frogs, you will be robbing him of all five of these functions at the same time.

Shock absorption

Consider the frog to be analogous to the shock absorbers on your automobile. Shock absorbers absorb the majority of the force of large hits over difficult terrain, reducing the amount of strain placed on the suspension system. For the sake of this illustration, the frogs serve as shock absorbers, and the suspension system is represented by the tendons and ligaments found in your horse’s legs. Those tendons and ligaments undergo a lot more punishment than they would usually if the frogs weren’t there to act as effective shock absorbers.

Protecting the hoof

It is important to maintain a healthy frog because it protects the key parts of the hoof from harm caused by heavy impact. The digital cushion, bursa, navicular bone, and deep digital flexor tendon are all included in this category. Many of these structures are sensitive enough that they can only withstand a certain amount of damage before they become irreparably damaged. There is nothing to safeguard these critical components within the hoof if the frog is not in good health.

Blood circulation in the hoof

The frog is responsible for maintaining normal blood circulation below the knees and hocks. When your horse’s foot strikes the ground, the frog absorbs the power of the contact and dissipates it. That impact, on the other hand, is what causes the blood to be pumped back out of the frog and up into the leg. The enhanced blood circulation in your horse’s leg is critical to the overall health of the leg. A horse with poor circulation in his leg will put on much more weight than usual. When there is insufficient circulation in the hooves, inflammation will develop as a result of all the blood that is resting there with no route for new blood to move through and deliver critical nutrients.

Extra inflammation results in thin soles, underrun heels, as well ad dried, brittle, and cracked hooves.

Traction and Coordination

For everything that the frog accomplishes to protect and maintain your horse’s foot, it has a surprising number of nerve endings that are extremely sensitive. It is claimed that the frog really assists your horse in sensing the ground conditions and determining where to place his foot for the greatest results. If his frog is not in good enough health to provide him with accurate input, he may stumble and misinterpret his foot placement. In addition, the frog offers traction on a range of different surfaces.

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The frog is a highly adaptable and important element of your horse’s body that must be protected at all costs.

Where Is the Frog on a Horse’s Hoof?

Photographs courtesy of IBananaStock/BananaStock/Getty Images When you talk about a horse’s frog, you’re really talking about a portion of his foot, rather than a little, green amphibian as you might expect. Your horse’s frog may be found on the bottom of the foot, and while there are numerous stories as to how it came to be named, it does serve a very practical and functional role for him.


The frog may be found in the center of the underside of the hoof when you pick up your horse’s foot and examine it closely. With a wide base that begins at the heel and tapers down into a point near the toe, it is a comfortable shoe. It is located in the middle of your horse’s foot and is formed like a “V.” One hypothesis regarding how the frog got its name is that it physically resembles a frog in terms of look and texture, and hence was called after one.


The frog acts as a foot cushion by cushioning the foot. It offers cushioning for the horse’s foot as he steps down and aids in the distribution of weight over the foot. The frog protects the more delicate internal parts of the hoof from being harmed during movement or when the horse walks on various items, such as pebbles, that might cause damage.


When horses are confined to stalls for extended periods of time, gravity causes blood circulation in the legs to slow, which adds to swelling in the legs of those horses. When the horse steps down, the frog strives to enhance circulation by compressing the veins and forcing blood back up into the veins. The frog acts as a pump, ensuring that blood is constantly flowing through its limbs.


Due to the weight carrying nature of the frog, it comes into touch with the ground as your horse walks. With its unique form and soft yet durable texture, the frog is able to give additional grip and prevent your horse from slipping on the ice. In comparison to shoes-wearing horses, barefoot horses rely on the frog for more traction than shoes-wearing horses. References Photographic Credits Biography of the AuthorJen Davis has been writing professionally since 2004. She has worked as a newspaper reporter, and her freelance stories have appeared in publications such as “Horses Incorporated,” “The Paisley Pony,” and “Alabama Living.” She is a member of the National Press Women’s Association.

Davis graduated from Berry College in Rome, Georgia, with a Bachelor of Arts in communication with a specialization in journalism in 2012.

Functional Anatomy of the Horse Foot

A horse’s hoof is made up of three parts: the wall, the sole, and the frog. The wall of the hoof is just the section of the hoof that is visible while the horse is standing up on its hindquarters. It is located on the front and sides of the third phalanx, often known as the coffin bone. The toe (front), quarters (sides), and heel of the wall are the components of the wall. When the foot is lifted off the ground, the sole and frog, as well as the bars of the wall and the collateral grooves, are all visible to the naked eye (Figure 1).

  1. The wall of the hoof is formed of a horny substance that is constantly being created and must be worn down or trimmed away in order to function properly.
  2. The hoof wall is thickest near the toe of the front feet, whereas the hoof wall of the rear feet is more uniformly thicker throughout.
  3. Normally, the sole of the shoe does not make touch with the ground.
  4. These cartilages are flexible while the horse is young, but as the horse becomes older, they get ossified and replaced with bone.
  5. Naivular disease, which is a frequent cause of lameness in horses, is caused by inflammation of the navicular bone and its accompanying bursa, which is a fluid-filled sac that decreases friction between the tendon and the bone.
  6. Figure 2b shows the internal structure of the horse foot Illustration of the horse foot’s external structure (figure 2c).
  7. Known as the digital cushion, it is a mass of flexible material that aids to the development of the heels (Figure 3).

As weight is applied to the hoof, pressure is transmitted from the phalanges to the wall, where it is transferred to the digital cushion and frog, respectively.

Pressing up on the digital cushion causes it to flatten and be pulled outward against the lateral cartilages, which causes the frog to jump.

Lifting the foot causes the frog and other flexible elements of the foot to revert to their initial positions.

The veins in the foot are compressed as a result of the pressure and the change in form.

Consequently, the movement of these structures in the hoof serves as a pump for the animal.

Hoof growth is inhibited by a lack of activity, dryness of the horny wall, and inadequate nourishment.

Throughout the day, new layers of hoof wall are formed directly below a region known as the coronet, which is located at the intersection of the skin and the hoof wall (Figure 2c).

The inside of the hoof wall is lined with a substance that keeps moisture from evaporating. Because of a lack of this substance, the hoof wall becomes dry, and severe flaking and cracking may ensue. A decent hoof paint helps to keep the hoof from drying up too quickly.

This publication was originally written jointly by Robert C. McClure, Gerald R. Kirk and Phillip D. Garrett. Kirk and Garrett are former faculty members in the Department of Veterinary Anatomy, College of Veterinary Medicine. Illlustrations are by Phillip D. Garrett.

Thrush is the word used by horsemen to describe the invasion of bacteria and fungi into the horse’s sole and frog tissue caused by bacteria and fungi found in the horse’s daily surroundings. The occurrence of thrush in a horse’s foot is a problem that has to be dealt with. If thrush is present, it can be easily identified by inspecting the bottom of the horse’s foot for signs of infection. If thrush is present, it can be easily identified by inspecting the bottom of the horse’s foot for signs of infection.

Greg Staller) Dressage Today, as an Amazon Associate, may get a compensation if you make a purchase after clicking on one of our affiliate links.

Trichuria is often distinguished by the presence of a horrible, rotten stench emanating from beneath the foot, coupled with dark brown to black staining, wet softening of the frog and horn tissue, which is most prominent around or around the sulci of frog and along the white line of the foot.

You can skip this part if you find this level of detail tedious, but I find it beneficial to break things down into their smallest components.

The sole of a foot that has been trimmed (Illustrated Atlas of Clinical Equine Anatomy and Common Disorders of the Horse) The solar surface of the horse’s foot is made up of the central sulcus of the frog, which is a narrow groove of variable depth that starts between the heel bulbs and runs toward the apex (point) of the frog.

The frog itself may be seen moving forth from there.

These are grooves with varying depths that divide the sole and heel quarters from the frog of the shoe.

The sole of the foot is located more outward, near the toe of the foot.

The hoof capsule forms a boundary across the foot’s circumference.

The hoof capsule and sole are joined at the white line.

Then there’s the physics: The average dressage horse weighs between 1,000 and 1,250 pounds, depending on the breed.

The bottom of the average dressage horse’s foot measures approximately 28 square inches, despite the fact that horse feet are not truly circular in shape.

The front feet bear approximately 60 percent of the horse’s weight, with the rear feet bearing the remaining 40 percent of the weight.

It is estimated that the pressure under the hind foot is around 10 pounds per square inch.

When the horse is standing, this level of pressure is sufficient to prevent air and light from entering the area under the foot.

Because of the concave design, when the horse bears weight, the substance under the foot is mostly contained by the contour.

A typical mixture of bedding, mud, dung, and urine can be found under the feet of horses in a stall or in the field.

To summarize, a dark, high-pressure, anaerobic (without oxygen) environment is ideal for bacterial and fungal invasion of the frog’s and solar tissue, resulting in the formation of biofilms.

A robust wire brush, such as the sort found in hardware shops and used by painters or welders, is essential in avoiding thrush.

When used in conjunction with the hoof pick, the wire scratch is more effective in cleaning the bottom of the foot than either the hoof pick or a softer brush at removing sole and frog-horn detritus.

Thrush has been reported to be more prevalent in the rear feet than the forefoot.

The most crucial point to remember is that horses excrete (manure and urine) from the rear end, and the hind feet are more likely than the front feet to be standing in this stuff, particularly in a stall.

As a result, there is usually no discomfort or inflammation connected with the illness, and there is usually no reason to alter a horse’s activity schedule simply because he has thrush in one or more of his feet.

This infection can even go further into the leg, culminating in cellulitis, which is quite severe.

In order to effectively combat thrush, it is necessary to first identify and rectify the specific environmental circumstances that have contributed to its growth.

To provide an example, a horse with deep frog sulci that drinks excessively and hence excrete excessively and receives limited turnout is a possibility for developing thrush.

This minimizes the amount of sick tissue present as well as the quantity of bacteria and fungus present.

Finally, the sole, frog, and frog sulci should be treated with hoof antiseptics on a regular basis to dry up the tissue and surroundings while also killing the bacteria and fungus that cause thrush in the first place.

It is customary for them to be squirted or sprayed over the cleansed sole of the foot on a daily to every other day basis.

The chlorine in the soaking solution decomposes into chlorine gas, which permeates deeply into the cracks and crevices of the foot and disinfects the area more effectively than material applied to the surface of the foot.

Treatment focuses on eliminating the environmental factors that contribute to the illness, as well as administering drugs that kill bacteria and fungus and provide a healthier, cleaner environment beneath the foot.

He is a Diplomate of the American College of Veterinary Surgeons with major interests in surgery, lameness diagnosis and treatment, ultrasonography, ophthalmology, and internal medicine.

He is married to FEI dressage rider Catherine Haddad, and he is the creator and owner of Running ‘S’ Equine in Califon, New Jersey. During the winter season, he also provides sports-medicine services in Wellington, Florida, and Aiken, South Carolina.

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