Add Yahoo as a preferred source to see more of our stories on Google. 7-9 hours remains the guideline, but not everyone needs that much sleep. Some need less, some need more. Sarah Mitroff/CNET If you ...

The old advice to simply get eight hours misses a bigger picture, researchers say. New studies reveal that timing, ...

Belly, back or side? While we all have our preferences when it comes to our favorite sleeping position, your sleep posture can seriously impact your rest—and even you health—if you don’t know how to ...

While some couples might sleep soundly together, for others, sharing a bed is anything but harmonious, especially for those with differing sleep styles. A restful night can be thwarted by tossing and ...

Many smartwatches, fitness and wellness trackers now offer sleep tracking among their many functions. Subscribe to our newsletter for the latest sci-tech news updates. Wear your watch or ring to bed, ...

Feeling groggy these days? NPR's Life Kit has science-based strategies to help you sleep better, deeper and longer. A full night's sleep is a wonderful thing. It improves our memory and brain ...

Maintaining healthy vitamin D levels can help you get optimal sleep. Taking it at certain times may align better with your ...

It is no secret that sleeping is one of the most important things you can do for your health. Mountains of research over the past decade demonstrate, time and again, that a decent night’s rest is ...

Scientists now know that while we snooze, our brains help solidify the memories we made during the day. In this Special Feature, we investigate whether simple techniques might help improve memory ...

If you're struggling to get your teenager out of bed in the morning, you’ll be happy to know there’s a very good reason. Not only do teenagers need more sleep than adults, they also tend to want to ...

Sleeping on an airplane is sometimes a must, especially for business travelers or those on late-night flights. While sitting in a metal tube hurtling through the air is nobody's preferred bedtime ...