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Why is my horse shaking?

Author

William Rodriguez

Published Jan 12, 2026

The purpose of the muscle vibration is to generate heat and raise body temperature. However, horses will also sometimes shiver if they have a fever, are stressed, are experiencing abdominal pain (colic), or are recovering from anesthesia.

Why is my horse shivering?

Shivering is a sure sign that your horse is cold. Reflexive contractions of the muscles, shivering helps the body keep warm but at great metabolic cost. If you find a horse shivering, immediately help him warm up with a blanket or shelter.

Is it normal for a horse to shake?

All horses shake or toss their heads from time to time. Some horses, however, exhibit the behavior far more often than others. In cases where head shaking is so frequent or violent that it interferes with the horse's comfort or use, an effort should always be made to uncover and eliminate the cause.

How do you treat shivers in horses?

How Do You Treat Shivers in Horses? There is currently no effective treatment for shivers. Occasionally the signs may improve especially with turn out and exercise but they may also regress during painful or stressful situations and when stalled.

Do horses shiver when hurt?

A horse's hormonal response to sudden acute pain shows itself as an increased heart rate, trembling, sweating and, if possible, flight.

26 related questions found

Can a horse with Shivers be ridden?

Treatment and prognosis. There is currently no known effective treatment, although additional dietary vitamin E and selenium is often added following diagnosis. In the early stages of disease, horses with shivers are commonly used as riding and driving animals. However, the disease is often slowly progressive.

What are the signs of colic in a horse?

Signs of colic in your horse

  • Frequently looking at their side.
  • Biting or kicking their flank or belly.
  • Lying down and/or rolling.
  • Little or no passing of manure.
  • Fecal balls smaller than usual.
  • Passing dry or mucus (slime)-covered manure.
  • Poor eating behavior, may not eat all their grain or hay.

What do you feed a horse with shivers?

Feeding the shiverer

Diets should be high in fibre and oil and low in starch and sugar. Starch and sugar foods include mixes (typically a minimum 25% starch and sugar, but often well in excess of 30%) and cereals (oats 50%, barley 60% and maize 70% starch, and minimal sugar), and grass (2-3% sugar in every bite).

How do you tell if a horse is cold?

Common signs of your horse being too cold are:

  1. Shivering. Horses, like people, shiver when they're cold. ...
  2. A tucked tail can also indicate that a horse is trying to warm up. To confirm, spot-check her body temperature.
  3. Direct touch is a good way to tell how cold a horse is.

Do horses shiver when they're cold?

They may shiver. However, shivering is also just a perfectly normal way to warm up, so a warm horse may shiver for a short while when he is cold and be happy. The cold horse will be seen shivering much more frequently or when all the other horses are not.

How do you warm up a cold horse?

How to Keep Your Horse Warm in Winter

  1. Shelter. A thick winter coat is a horse's natural protection against the cold, providing natural insulation by trapping hot air against the skin. ...
  2. Water. Hydration plays a key role in keeping your horse warm in the winter. ...
  3. Feed. ...
  4. Blankets. ...
  5. Warm and Happy.

What is too cold for horses?

In the absence of wind and moisture, horses tolerate temperatures at or slightly below 0° F. If horses have access to a shelter, they can tolerate temperatures as low as -40° F. But horses are most comfortable at temperatures between 18° and 59° F, depending on their hair coat.

What happens if a horse is too cold?

Equines are designed to cope with the cold

When the temperature drops below 0°C, the horse keeps heat in by an increased metabolic rate. He will also seek shelter, his blood flow will decrease to let his limb temperature drop and, if it gets really cold, he'll start shivering.

What are horse wobblers?

An equine wobbler is a horse with a damaged spinal cord. This can occur from malformation of the vertebral column, advanced arthritis in the vertebral joints or injury to the vertebrae.

Why is my horse's muscle twitching?

There are many potential causes for muscle spasms in horses. Dehydration and electrolyte imbalance in the extracellular fluid is the most common cause. Excessive sweating causes dehydration and loss of electrolytes.

What are the signs of laminitis in horses?

What are the clinical signs of equine laminitis?

  • Lameness* affecting most commonly at least two limbs. ...
  • The horse leans back onto its heels to take the weight off the painful toe area.
  • The lameness is worse when the horse walks on hard ground or turns.
  • Shifting weight between feet when resting.
  • Increased digital pulses.

How do you treat mild colic in horses?

Treatment of Colic in Horses

Medical treatment for colic may include non-steroidal anti-inflammatory medication such as banamine (flunixine meglumine) to alleviate pain and inflammation. The administration of fluids, electrolytes, and/or mineral oil via the nasogastric tube placed in the horse's stomach may also help.

What are the symptoms of ulcers in horses?

Initial symptoms of stomach ulcers in horses result from the pain. Many times, signs of ulcers in horses include clenching and grinding of teeth, depression, unwillingness to train, lying down more, stress at feeding time, ear flinching, or stomping hooves during girthing.

Is it okay to put a blanket on a wet horse?

Make sure blankets are kept dry and do not put a blanket on a wet horse; wait until the horse is dry before blanketing. Or take a wet blanket off a horse to keep it from becoming chilled. Days that the temperature becomes warm remove the blanket so the horse does not sweat and become wet under the blanket.

Is it OK to leave horses out in the rain?

A horse who kicks the walls until he's damaged a leg is no better off than a wet horse out in the rain. A gentle or even a steady rainfall likely won't jeopardize a horse's health. A cold rainfall would probably call for at least a run-in shed. A chance for severe lightning or winds could be life-threatening.

Should I put a rug on my horse?

Rugs do not keep horses cool and large-bodied animals, such as horses, take longer to cool down – using a rug on a horse in hot weather will impede this by preventing air from passing over their body.

Do rain sheets keep horses warm?

Conclusion. Rain sheets can be the perfect option to help keep your horses clean and dry in warmer weather. Just remember that if you choose to try a rain sheet, keep your horse's temperature monitored to avoid sweating and/or a chill.

Do horses like to be ridden?

However, many horses enjoy being ridden. For one thing, it breaks up boredom for them. The horse and rider work together to make the experience enjoyable. That is an important sentence because many of the horses that don't like being ridden have good reasons.

Do horses get cold in the rain?

“If a horse's coat gets wet in rain or snow, it can dramatically chill them. You may need to bring them inside a barn to dry and warm up,” Coleman said.

Can horses be kept outside in winter?

Horses can do fine living outside through the winter. As long as they are metabolically healthy, receive enough calories, develop a nice winter hair coat, and have appropriate shelter, they can happily ride out a bad winter that has humans groaning.