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Unconsciousness may occur as the result of traumatic brain injury, brain hypoxia (inadequate oxygen, possibly due to a brain infarction or cardiac arrest), severe intoxication with drugs that depress the activity of the central nervous system (e.g., alcohol and other hypnotic or sedative drugs), severe fatigue, pain, anaesthesia, and other causes.
Sleep apnea is a common sleep disorder that affects more than 20 percent of people in the United States. It happens when your breathing temporarily stops while you sleep. Depending on the severity ...
A coma is a deep state of prolonged unconsciousness in which a person cannot be awakened, fails to respond normally to painful stimuli, light, or sound, lacks a normal wake–sleep cycle and does not initiate voluntary actions. [1]
If any of these apply to you and you’re having trouble falling asleep or staying asleep, reach out to a healthcare professional. Related: Sleep Apnea: Symptoms, Causes and Treatment Diagnosing
"For instance, you might have trouble falling asleep the night before a big presentation or an exam. Fortunately, this type of insomnia typically fades away on its own once the stressful event ...
The Nightmare is a 2015 documentary that discusses the causes of sleep paralysis as seen through extensive interviews with participants, and the experiences are re-enacted by professional actors. In synopsis, it proposes that such cultural phenomena as alien abduction , the near-death experience and shadow people can, in many cases, be ...
Apart from the specific condition of obstructive sleep apnea, other causes of snoring include alcohol intake prior to sleeping, stuffy nose, sinusitis, obesity, long tongue or uvula, large tonsil or adenoid, smaller lower jaw, deviated nasal septum, asthma, smoking and sleeping on one's back. Primary snoring is also known as "simple" or "benign ...
Night time anxiety can cause you to wake up at an unusually early hour (say, 3 a.m.), feel like you haven’t had enough sleep, and then feel pressure to go back to sleep, explains Virginia Runko ...