Has this ever happened to you? You’re having dinner with your family or friends. Suddenly, your beverage gets knocked over, and it spills all over the table, making a mess. Think back to that moment.

As we sleep, the brain rids itself of waste built up throughout the day. But how? When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. We spend ...

Caffeine doesn't just make it harder to fall asleep; it changes how the brain behaves during rest. New research shows that caffeine alters brain activity in ways that make sleep look more like ...

Tired of waking up groggy no matter how much you sleep? Learn how sleep cycles really work—and how your alarm clock might be ...

Here’s what you’ll learn when you read this story: We have evolved a sleep cycle that goes from non-REM to REM sleep and back again, but until now, the biological function of this oscillation was ...

Some people invest in the strategy of sleep banking to get some extra shut-eye ahead of time if they expect to be ...

Having trouble falling and staying asleep is a common problem many people have. The American Academy of Sleep Medicine with the Sleep Research Society found that over one-quarter of American adults ...

I'm a certified sleep science coach who has tested over 50 mattresses. Whether you have clogged sinuses or a cough that won’t quit, it can be difficult to get even a few hours of uninterrupted sleep ...

The amount of REM sleep you get may influence which details of your memories remain in storage, a new brain study suggests. The sleep cycle is split into four stages: one stage of rapid eye movement ...

Why? One explanation could be the “synaptic homeostasis hypothesis,” the theory that increased slow-wave activity during ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. It’s a crisp, fall day in mid-November, and though your calendar ...

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Ayanna Redwood-Crawford ...