One key role of sleep involves cerebrospinal fluid, which surrounds and protects the brain. During sleep, CSF helps remove waste that accumulates during waking hours. In a 2019 study, Lewis and her ...

Researchers found that a good night’s sleep may help the brain clear proteins tied to Alzheimer’s.

If the organ doesn't get time to clean itself at night, it'll find (often inconvenient) time during the day.

Add Yahoo as a preferred source to see more of our stories on Google. MIT study reveals how sleep deprivation causes your brain to flush itself clean while you’re awake, disrupting focus and ...

Sleep deprivation triggers CSF movements during wakefulness, briefly pushing the brain into a sleep-like state that disrupts ...

When you’re short on sleep and your focus suddenly drifts, your brain may be briefly slipping into cleanup mode. Scientists discovered that these attention lapses coincide with waves of fluid washing ...

Sleep serves as the brain's nightly clean-up crew, flushing out harmful oxygen-derived free radicals that accumulate during ...

You can see it coming in right there, that little spot,” says neuroscientist and engineer Laura Lewis. A remarkably bright pulsing dot has appeared on the monitor in front of us. We are watching, in ...

Nothing soothes the soul like a deep sleep. We all know the feeling: eyelids that refuse to stay open, a yawning mouth that refuses to stay closed, and a scattered mind that refuses to stay focused.

Researchershave found that brain cell activity during sleep is responsible for propelling fluid into, through and out of the brain, cleaning it of debris. There lies a paradox in sleep. Its apparent ...

Getting a good night’s sleep seems simple enough, but for 70 million Americans struggling with chronic sleep issues, it’s anything but easy. While many turn to sleep aids for relief, groundbreaking ...

MIT study reveals how sleep deprivation causes your brain to flush itself clean while you’re awake, disrupting focus and coordination. (CREDIT: Shutterstock) Everything’s a little off when you haven’t ...