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Sleep problems worsen during the winter, US adults say in new survey

For quality sleep, timing is everything, experts say: Here鈥檚 the secret of successful slumber

Surprising sleep trends revealed in new survey, including the rise of 鈥楽candinavian sleeping'

One in six teens admits to drowsy driving, survey finds: It's 'impaired driving, unequivocally'

Want a bit more sleep? Hitting that snooze button isn鈥檛 always bad, study finds

Coronavirus causing 'persistent fatigue' in more than half of recovered patients, study finds

How space can change the human body

Lack of sleep linked to behavioral problems in kids

Drowsy drivers often behind fatal crashes

Japan's antidote to overwork: 'inemuri' naps