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What are the causes of excessive daytime sleepiness?


Many people may experience excessive sleepiness without knowing the cause, especially during the day. Your body may be trying to tell you that you are not getting enough sleep, or it may be due to a sleep disorder or another health condition. It is important to recognize the signs of excessive daytime sleepiness so that you can identify The cause and its treatment.


According to sleepfoundation, excessive daytime sleepiness is defined as difficulty staying awake, or an increased desire to fall asleep during the day. Feelings of sleepiness may be stronger when you are inactive, such as while driving or sitting at work.


What causes excessive sleepiness?

 

Excessive sleepiness can also be caused by interrupted or poor sleep, waking up several times in the night to use the bathroom, for example, it disrupts the normal progression of sleep stages and may reduce restorative slow-wave sleep, “smoking, insufficient exercise, and habits of "Other lifestyle" may also interfere with sleep quality and cause daytime drowsiness.


Sleep disorders such as obstructive sleep apnea, restless legs syndrome and periodic limb movement disorder are known to cause interrupted sleep, and these conditions can cause small awakenings that disrupt the flow of sleep, although patients may not realize they have these disorders until they visit a sleep doctor .


Other sleep-wake disorders act directly on the neural mechanisms that regulate the sleep cycle, and conditions such as narcolepsy and idiopathic hypersomnia are thought to affect the hormones responsible for promoting wakefulness, causing daytime sleepiness.


Similarly, people with circadian rhythm disorders experience a disconnect between the body's internal clock and the times when they need to be awake, and this disconnect can cause insomnia while trying to fall asleep and excessive sleepiness while awake.


Other health conditions

 

Chronic medical conditions and mental health disorders are often accompanied by daytime sleepiness. Common causes include depression, anxiety, schizophrenia, lupus, Parkinson's disease, multiple sclerosis, cancer, chronic pain, obesity, and hypothyroidism, among others. Medications used to treat health conditions may also cause sleepiness during the day. Daytime as a side effect.

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