How Rare Is Narcolepsy In Horses?

Narcolepsy is uncommon in horses. Episodes that look like narcolepsy are often the result of sleep deprivation.

How uncommon is narcolepsy?

Narcolepsy affects about 1 in 2,000 people in the United States and Western Europe. However, the disorder is likely underdiagnosed, particularly in people with mild symptoms. Worldwide, narcolepsy appears to be most common in Japan, where it affects an estimated 1 in 600 people.

How do you treat narcolepsy in horses?

The best approach is to stand back and let the episode run its course. Within minutes, even seconds, the horse will regain control and return to normal. Most literature on equine narcolepsy agrees that episodes associated with narcolepsy, particularly cataplexy, do not occur during exercise.

Who suffers from narcolepsy the most?

Who gets narcolepsy? Narcolepsy affects both males and females equally. Symptoms often start in childhood, adolescence, or young adulthood (ages 7 to 25), but can occur at any time in life. It is estimated that anywhere from 135,000 to 200,000 people in the United States have narcolepsy.

What is horse cataplexy?

In humans, narcolepsy causes excessive drowsiness during the day (sometimes a sleep-attack occurs), cataplexy (sudden loss of muscle tone), hallucinations, and sleep paralysis. In the horse and other mammals cataplexy is the most frequently observed symptom. Excessive drowsiness can occur but is harder to observe.

What are the 5 signs of narcolepsy?

They include:

• Excessive daytime sleepiness. People with narcolepsy fall asleep without warning, anywhere, anytime.
• Sudden loss of muscle tone.
• Sleep paralysis.
• Changes in rapid eye movement (REM) sleep.
• Hallucinations.

Does narcolepsy shorten lifespan?

Results show that narcolepsy is associated with approximately 1.5-fnew excess mortality relative to those without narcolepsy.

How do I know if my horse has narcolepsy?

What are the clinical signs of narcolepsy? Clinical signs of narcolepsy can range from lowering of the head to buckling of the knees and sometimes sudden collapse. Affected horses may be observed to frequently rest their heads or hindquarters on fences or other objects. They may exhibit swaying and frequent stumbling.

How do horses get narcolepsy?

This study suggests ‘narcolepsy’ of adult horses is not a neurological disorder but rather a REM-sleep deficiency due to recumbent sleep deprivation caused by illness, ethological deficits or husbandry shortcomings.

What triggers narcolepsy?

What causes narcolepsy. Narcolepsy is often caused by a lack of the brain chemical hypocretin (also known as orexin), which regulates wakefulness. The lack of hypocretin is thought to be caused by the immune system mistakenly attacking the cells that produce it or the receptors that allow it to work.

What is the opposite of narcolepsy?

Narcolepsy: Narcolepsy seems like the exact opposite problem of an insomniac, causing people to fall asleep during the day in the middle of whatever they were doing, whether eating, having a conversation, or at work.

Can narcolepsy go away?

There’s no specific cure for narcolepsy, but you can manage the symptoms and minimise their impact on your daily life. Making some simple changes to your sleeping habits can sometimes help. If your symptoms are more severe, you’ll usually need to take medicine.

What can narcolepsy be mistaken for?

Narcolepsy is often misdiagnosed as other conditions that can have similar symptoms, including:

• Depression.
• Anxiety.
• Other psychologic/psychiatric disorders.
• Insomnia.
• Obstructive sleep apnea.

Can a horse recover from EHV?

In most cases, horses exposed to EHV-1 will develop a fever and possibly nasal discharge and then go on to recover. However, the neurologic EHM strain has a high mortality rate of 30-50%. Recovery time can vary from several days to more than a year.

What is equine narcolepsy?

What is narcolepsy in horses? Narcolepsy is a rare and incurable sleep disorder of the central nervous system (CNS). It is characterised by spontaneous “sleep attacks” at inappropriate times – usually accompanied by an uncontrollable loss of muscle tone (known as cataplexy).

What is Sidewinder syndrome in a horse?

Sidewinder is a lay term used to describe horses with an unusual gait characterized by a disjointed movement of the thoracic and pelvic limbs, in which the trunk, pelvis, and pelvic limbs drift to 1 side while the thoracic limbs are usually normal.

What are the beginning stages of narcolepsy?

Excessive daytime sleepiness is usually the first sign of narcolepsy. It can have a significant impact on everyday life. Feeling drowsy throughout the day and struggling to stay awake makes it difficult to concentrate at work or school. People with narcolepsy may be misjudged as being lazy or rude.

What is Type 2 narcolepsy?

Narcolepsy type 2 (narcolepsy without cataplexy) is characterized by excessive daytime sleepiness and abnormal manifestations of REM sleep on polysomnography and multiple sleep latency testing. Cataplexy is absent.

What happens when narcolepsy is untreated?

When left untreated, narcolepsy can be socially disabling and isolating. It often leads to the onset of depression. Type 2 diabetes mellitus may occur more often in people with narcolepsy. Making lifestyle changes can help manage the symptoms.

How many hours do narcoleptics sleep?

In addition to any of the typical narcolepsy symptoms, people with secondary narcolepsy also have severe neurological problems and require large amounts (>10 hours) of sleep. To understand the symptoms of narcolepsy, it helps to first understand how sleep happens normally.

Can narcolepsy be caused by trauma?

Insomnia, fatigue, and sleepiness are the most frequent sleep complaints after traumatic brain injury. Sleep apnea, narcolepsy, periodic limb movement disorder, and parasomnias may also occur after a head injury.