It's recommended to get at least seven hours of sleep per night, but some people feel okay with less. Doctors break down why, ...

From mental health to physical health, and even life expectancy — here’s how sleep impacts your daily life and why it should ...

7-9 hours remains the guideline, but not everyone needs that much sleep. Some need less, some need more. Sarah Mitroff/CNET If you find yourself asking, “How much sleep do I need?” you’re not alone.

We often joke about needing eight hours of sleep, but the reality is that your ideal "sleep prescription" changes dramatically over your lifetime. The amount of sleep a teenager needs to thrive is ...

Sleep is as important as exercise for health, new research emphasizes, advising that we first need proper rest in order to ...

From the cradle to the grave, our sleep needs change. Fresh from the womb, newborns spend the majority of their days in slumberland, a snooze schedule that tapers off as growth decreases throughout ...

Sleeping five hours for one night might lead to short-term cognitive changes, but making it a habit can have serious health effects. Sleep is essential for good physical and mental health, but many ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Sleep may be the foundation of health, but there’s a lot of confusion around it. How much to get? How to ...

Sleep is a moving target. When you were a newborn, you slept for most of the day, then less as an older child; as a teen, you slept later. A senior’s bedtime is earlier—part of a lifetime journey of ...

Sleep is important for everyone – but do women require more than men? This has been an ongoing discussion among researchers and medical experts, as they weigh the various biological factors that come ...

— -- The need for sleep is universal with everyone both young and old needing to get some shut-eye to stay healthy. With our own Dan Childs, head of the ABC News Medical Unit, undergoing an ...