SymptomChecker

There are 13 possible causes of daytime sleepiness

Viewing 13 of 13 results

Possible Causes - Listed in order from the most common to the least.

1

Bipolar Disorder

Bipolar disorder is a serious mental illness marked by extreme shifts in mood, from mania to depression. In mania, a person may feel extremely excited, impulsive, euphoric, and full of energy. Depression might brin...

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2

Sleeplessness

Insomnia is a serious sleep disorder. It can mean the inability to fall asleep or stay asleep throughout the night, or the tendency to wake too early before having gotten enough sleep. Insomnia is often used to describ...

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3

Sleep Apnea

Sleep apnea is a sleep disorder where breathing sporadically and repeatedly stops and starts while a person sleeps. Learn about the causes and treatments for sleep apnea now.

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4

Seasonal Affective Disorder

Seasonal affective disorder (SAD) is a form of depression. People affected by SAD display symptoms of depression at the same time every year, typically during the fall and winter months. According to the America...

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5

Narcolepsy

Narcolepsy is a disorder of the nervous system. It causes drowsiness and sleep attacks. It’s also known as daytime sleep disorder and cataplexy. The Center for Narcolepsy (CN) at Stanford University School of Medicin...

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6

Creutzfeldt-Jakob Disease and Mad Cow Disease

Creutzfeldt-Jakob disease (CJD) is an infectious disease that causes the brain to degenerate. The hallmark of this brain disease is an inability to think clearly and take care of oneself. Over time, the disease cause...

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7

AIDS

HIV causes progressive failure of the immune system, making the body far more susceptible to infections and cancer.

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8

Alcoholism

Alcoholism is also known as alcohol dependence. It occurs when you drink so much over time that your body becomes dependent on or addicted to alcohol. When this happens, alcohol use becomes the most important thing i...

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9

Opioids and related disorders

Opioids are a class of drugs that include both natural and synthetic substances. The natural opioids (referred to as opiates) include opium and morphine.

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10

Sleep Disorders

Sleep disorders/disturbances can cause your sleep to be disturbed. Disturbed sleep includes the inability to fall asleep, the inability to go back to sleep, and frequent waking up during the night. Sleep disorders ca...

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11

Obesity

Obesity is an epidemic in the U.S. This condition is putting people at a higher risk for serious diseases, such as type 2 diabetes, heart disease, and cancer. According to the Centers for Disease Control and Preventio...

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12

Marijuana Dependence

Marijuana is the most commonly used illicit drug in the United States. Uncontrollable or overly frequent marijuana consumption may indicate abuse or addiction.

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13

Disorder of sleep-wake cycle

Most people go to bed at night and sleep until morning. People with irregular sleep-wake syndrome experience disrupted sleep that is often unstructured and broken. According to the National Institutes of Health (NIH)...

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This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.
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