(Mapodile/E+/Getty Images) Many of us enjoy a cup of coffee as an early morning pick-me-up, but caffeine's powers could ...

About 35% of adults in a recent study reported getting less sleep than they needed, a habit that can have serious health ...

Duraccio noted the sleep one gets is important for the safety of others. A sleep-deprived driver poses a risk comparable to ...

Add Yahoo as a preferred source to see more of our stories on Google. Getting enough sleep is one of the most effective ways to restore metabolic balance in the brain and body. SimpleImages/Moment via ...

Can caffeine save your social life? New research shows how caffeine restores social memory impaired by sleep deprivation by targeting the hippocampal CA2 region. Learn about the molecular mechanisms ...

Sleep deprivation can negatively impact hair health by disrupting hormonal balance and increasing stress levels, which may ...

The American Psychological Association describes seven distinct types of rest that address different forms of fatigue ...

For decades, we’ve been trained to think about weight as it relates to physical activity—as in, regular workouts are key to maintaining a healthy body weight. Yet as scientists’ understanding of ...

How to cope when your kid won't sleep.

As you get older, it's normal to notice changes in your sleep. These can include fewer hours of shuteye, waking up more ...

You stayed up too late scrolling through your phone, answering emails or watching just one more episode. The next morning, you feel groggy and irritable. That sugary pastry or greasy breakfast ...