News tagged with sleep

Related topics: sleep apnea , children , sleep disorders , brain , memory

Just a half hour of lost sleep linked weight gain

(HealthDay)—Think twice the next time you don't get as much sleep as you need: A new study suggests that missing just 30 minutes of shuteye during weeknights could boost your weight and disrupt your metabolism.

18 hours ago
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Getting enough sleep really isn't optional

The typical adult needs 7 to 7 1/2 hours of sleep each night, while for teenagers and young adults under 25 about 9 to 10 hours of sleep per night is recommended, says Ann Romaker, MD, director of the University ...

Mar 04, 2015
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Sleep

Sleep is a natural state of bodily rest observed in humans and other animals. It is distinguished from quiet wakefulness by a decreased ability to react to stimuli, and it is more easily reversible than hibernation or coma. It is common to all mammals and birds, and is also seen in many reptiles, amphibians, and fish. In humans, other mammals, and a substantial majority of other animals that have been studied (such as some species of fish, birds, ants, and fruit flies), regular sleep is essential for survival.

The purposes and mechanisms of sleep are only partly clear and are the subject of intense research.

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