REM sleep goes even deeper into brain recovery, dreaming and processing memories and emotions. This is the sleep stage in ...

As we sleep, our brain moves through four stages and two phases: non-rapid eye movement (NREM) and rapid eye movement (REM). The brain has four stages within the NREM phase. Each stage and phase ...

In fact, increased protein in the diet, such as chicken, tofu or eggs, has been shown to help deeper sleep, according to this ...

A person’s sleep needs are highly individual, Holliday-Bell says. If you feel refreshed and ready for the day after nine ...

A good night’s sleep isn’t just about the number of hours you log. Getting quality sleep — the kind that leaves you feeling ...

"Cortisol makes us feel awake and wired" and "increased cortisol levels can contribute to more intense and bizarre dreams," ...

HOUSTON — A good night’s sleep is important for both the body and brain. It’s essential to understand the four stages of sleep and how to get more restful z’s. Stage 1: Transitional sleep ...

Sleep trackers are supposed to help us get better rest. Stressing metrics can be counter-productive, experts say ...

New research from the Netherlands Institute for Neuroscience maps the similarities and differences between the three most common brain disorders.