When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images Have you ever woken up feeling groggy, only to realise you’ve slept for over ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." If it suddenly feels like you’re sleeping or feeling groggy more than you’re awake, you may be sleeping ...

Insomnia is the most well-known sleep disorder, but it’s far from the only one. Countless people of all ages struggle with sleep disorders that negatively affect the quality of their sleep, cause them ...

SAN ANTONIO — We all want good sleep. And many of us don't get enough of it. But too much sleep could also be bad for your body and especially your brain. A study ran by UT Health San Antonio found ...

Caffeine affects the body in a variety of ways, particularly if you drink a lot. Having too much can cause gastrointestinal problems, headaches, and affect your sleep.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Up to one in three Americans don’t get enough sleep, and millions struggle with actual sleep disorders.

Sleeping nine hours or more per night is associated with worse cognitive performance, and it is even more the case for those with depression. There might be such a thing as getting too much of a good ...

As humans, we all need sleep, but then too much of it is bad. While most adults need 7–9 hours of sleep per night, doing above this all the time is often termed oversleeping. Sleeping has been linked ...

Wondering how much sleep is right for your baby can feel tricky. In the first weeks, babies sleep a lot, but the exact amount can vary from one baby to another. It helps to know what a healthy amount ...

Have you ever woken up feeling groggy, only to realise you’ve slept for over nine hours? For some people getting too much sleep is a rare dream, for others it’s a habit they’re trying to curb. But ...