Sleep is often the first thing we sacrifice when life gets busy, but the effects of not getting enough rest go far beyond ...

Short sleepers cruise by on four to six hours a night and don’t seem to suffer ill effects. Turns out they’re genetically ...

Just 48 hours without sleep is considered extreme sleep deprivation, but you'll probably get weird before then. After 18 hours with no sleep, you might feel a little drunk. Staying awake that long ...

They recognize that publishing a record means that people will keep trying to beat it, and the effects of extreme sleep ...

must sleep when they can and often face extreme sleep deprivation to complete their mission. Whether you're a new parent, have a stressful job or are dealing with a difficult situation ...