When you zone out after pulling an all-nighter, the brain flushes out cerebrospinal fluid (CSF), which surrounds the brain ...

“Essentially, the brain loses its ability to regulate emotions effectively, making us more irritable, anxious, or prone to overreacting to small challenges. Adequate sleep restores this neural balance ...

Everything’s a little off when you haven’t had any sleep: you can’t remember where you put your cell phone, your eyes burn, ...

Here’s why sufficient sleep matters, how much you really need and some evidence-based support for better rest.

Dementia affects more than 6 million Americans and U.S. cases are expected to double by 2060, so it’s worth knowing when to ...

Knowledge could potentially point to new ways of tackling certain brain-related conditions like autism and schizophrenia.

If you sleep on the same side of the bed every night, it probably means these things about you. Your brain is waiting for that cue to fall asleep, starting with simple bedtime rituals like reading a ...

One of the main theories behind SAD, however, is that a lack of sunshine may stop the hypothalamus part of the brain (which ...

How well our memory works is determined by a complex combination of things, but we can assess it at home for free ...

A new statement from the American Heart Association found a connection between circadian rhythm and health. Experts explain what that means for your schedule.