Is 8 hours of sleep really the right amount for you? Understanding your personal chronotype could be a better way to approach ...

Poor sleep over a long period ... men often require more sleep than women. Age and life circumstances significantly influence ...

By doing so, he claims he had “doubled” his life expectancy as well ... and otherwise with so little sleep is simple: Quality over quantity. “People who need sustained focus in their work ...

Make your bedroom ready for sleep by dimming the lights, adding light-blocking curtains and lowering the temperat ...

Tired of tossing and turning? Dive into the surprising secrets of our prehistoric ancestors and learn how to transform your sleep in just 21 days.

Adults need ... sleep history, and symptoms. You'll discuss how often you have trouble sleeping, how long these troubles have been happening, and the impact your sleep problems have on your daily ...

The amount of sleep you need each day will change over the course of your life. Sleep helps heal and repair your heart and blood vessels. It also helps: Over time, not getting enough quality sleep ...

Natural short sleepers, as they are called, are genetically wired to need only four to six hours of sleep a night. These outliers suggest that quality, not quantity, is what matters. If scientists ...

Women sleep ... of life and practical tips on how to improve sleep — regardless of sex. Sleep requirements evolve throughout your lifetime, so how do you know how much sleep you really need?