A sleep scientist advises against blindly following the eight-hour sleep rule. Instead, you should create a routine to find your optimal sleep time.

A tiny group of people needs far less sleep than the rest of us. Geneticists are finally uncovering the mutations that let ...

Have you ever wondered why some people need a full 7-9 hours sleep in order to be healthy, productive and well-rested, while others seem to be able to sail through life despite sleeping far less, ...

Few experiences rival the calm satisfaction of falling asleep easily and waking up feeling fully rested. But sleep is more than a luxury or idle downtime, it’s a vital biological process that supports ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Without 8 or 9 hours of sleep, most of us end up staggering around like zombies. But ...

Sleep is essential for physical and mental health — it’s crucial for brain function, memory consolidation, tissue repair, immune system maintenance, concentration, hormone regulation and stress ...

The hustle is out, and the pillow is in. Americans are snoozing longer than ever, according to a ValuePenguin study, at a daily average of nine hours even, among adults 18 and older. But how much ...

I changed my sleeping schedule for a month. Just one hour less of sleep had a profound effect on my energy levels. Share on Pinterest Getty Images/AleksandarNakic My typical sleeping schedule on ...

How to recover from just four hours sleep over the festive season, and the difference between poor sleep and sleep ...

Getting enough sleep is vital for our mental and physical health, and regularly missing out on rest can lead to sleep deprivation, and with it, symptoms like fatigue, irritability, grogginess and ...

In TODAY.com's Expert Tip of the Day, a sleep expert recommends against drinking coffee after this time to prevent bedtime disasters. Getting to bed at night can sometimes feel like a battle. And if ...