For children ages 5-11, between 9 to 11 hours of sleep is necessary every night, according to a study by raisingchildren.net.

As little as 1 per cent reduction in deep sleep per year for people over 60 years of age translates into a 27 per cent increased risk of dementia, according to a study which suggests that enhancing or ...

A good night's sleep does more than just help you feel rested--it might literally clear your mind. A new study shows how deep sleep may wash away waste buildup in the brain during waking hours, an ...

WASHINGTON — Need another reason to prioritize your sleep? Not spending enough time in the two deep stages of sleep — slow-wave and rapid eye movement sleep — may hasten the deterioration of parts of ...

Neuroscientists have discovered a surprising new source of deep-sleep brain waves, shaking up our understanding of the architecture of sleep and how we treat sleep disorders. Our sleep is divided into ...

Share on Pinterest For better sleep quality, it’s best to avoid foods high in fats and sugars, a new study confirms. CWP, LLC/Stocksy A study conducted by scientists from Uppsala University ...

Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep. Need another reason to prioritize your sleep ...