Sleep 101

German scientists pinpoint a specific gene that may divide early risers from droopy-eyed nappers Why are some people alert and chipper in the morning while [...]

Sleep Needs Don’t Change as You Age There is a myth that older people need less sleep. That is simply not true. All adults need [...]

Sleep has been the subject of speculation and thought since the time of the early Greek philosophers, but only recently have researchers discovered ways to [...]

Study also found sinuses act like a bellows, help keep brain the right temperature. Yawning helps keep the brain cool, and the sinuses play a [...]

More than one-third of Americans sleep less than seven hours a night, and many pay for it the next day. Are you among the walking [...]

Sleep plays a critical role in how we learn and how we remember. Learn about the latest studies involving the brain, memory, and how much [...]

Sure, cozying up for a midday siesta sounds relaxing. But it may be even healthier for you than you think. Want to ace that next [...]

Circadian rhythm isn't a new type of dance step; it has to do with our internal sleep clock. Learn about how your sleep clock works. [...]

The number of hours of sleep you need to stay healthy and alert differs according to your gender and age. Sleep is key to your [...]

Learn about the different stages of sleep, from light to deep sleep, after your head hits the pillow. When you sleep, your body goes through [...]