We all know the old legend of werewolves and how they transform from human to beast under the full ... decline in sleep quality during certain points of the lunar phases. A good night's sleep ...

Is it easier to fall asleep in low gravity?” and other spaceflight questions, answered by two NASA sleep scientists.

If we sleep well, most of our deep sleep occurs in ... You often hear that adults need between seven and nine hours of sleep ...

Snoozing for extra hours before a period of sleep deprivation can help keep you more alert and improve performance.

We chase trends, tools, and tactics, but what if the most overlooked key to performance, well-being, and success is something as basic as quality sleep?

As well as sleeping on and testing the best mattresses of the year, there are a handful of products our writers and editors ...

Getting a good ... more sleep. Whether you use a few or all of these tips, you can rest assured you'll change your sleep habits for the better. The reason you might not sleep well at night ...

By Mohana Ravindranath A good night’s sleep isn’t just about the number of hours you log. Getting quality sleep — the kind that leaves you feeling refreshed and ready for the day — is ...

There's a lot going on in a teenager's life that makes it tricky to get a good night sleep ... these five tips for helping your kids sleep well for the Parents' Toolkit. For more on the teenage ...