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

Across the board, U.S. counties where more residents reported sleeping fewer than seven hours per night had shorter life ...

Overview: Sleep needs change with age and lifestyle, so focusing on how refreshed and energetic you feel each day is more ...

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

New research reveals the ideal sleep duration for optimal brain health, suggesting that both too little and too much sleep ...

This age group needs around 11 to 14 hours total including naps. Most toddlers transition to one nap per day somewhere ...

We’ve long known that a lack of sleep is bad for the heart – but scientists are now starting to understand exactly how it causes harm. In a study from Uppsala University in Sweden, researchers found ...

JACKSONVILLE, Fla. — From being the proud mother of 13-year-old Jiselle and 6-year-old Jordy to a thriving career in finance, Jessica Hill says most of her days start at 5:30 in the morning and end ...

Sleep and time are the fundamentals that make efficient learning possible. Parents can help students connect effort, habits, ...