As people drift into sleep, their brains do not shut down all at once. Instead, different brain regions change their activity ...

Fact checked by Jennifer Klump About the Author Dr. Smita Patel is an integrative neurologist and is affiliated with Endeavor ...

A study found that poor sleep can negatively impact how well the brain flushes out toxins, increasing the risk of dementia.

We know quality sleep is good for our overall health, but new research is pointing to its importance for brain health too. In the study, published Wednesday in online journal Neurology, researchers ...

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, ...

The pillow is cold against your cheek. Your upstairs neighbor creaks across the ceiling. You close your eyes; shadows and light dance across your vision. A cat sniffs at a piece of cheese. Dots fall ...

Two particular phases in your nightly routine seem to play outsize roles in cognitive health. By Mohana Ravindranath A good night’s sleep isn’t just about the number of hours you log. Getting quality ...

Share on Pinterest Research has found that deep sleep is crucial for the formation of memories. Amor Burakova/Stocksy Getting enough sleep is an important part of a person’s overall health. Poor sleep ...

Daytime “wash cycles” help clear waste from the brain but cause momentary drops in attention after sleepless nights.

It’s been known for millennia that the human body accumulates waste as a result of day-to-day functioning, but it’s now recognized that the awake, active brain also builds up waste that negatively ...

People in dangerous jobs don’t usually sleep well. New research is investigating if their susceptibility to concussions and poor sleep could put them at greater risk of developing epilepsy. The ...

Study shows how the heart and brain interact to influence sleep patterns and help with recovery. A heart attack can trigger a desire to get more sleep, allowing the heart to heal and reduce ...