Not to mention, it can feel pretty dang good.

The brain has its own waste disposal system—known as the glymphatic system—that's thought to be more active when we sleep. There is still some debate about how this glymphatic system works in humans, ...

Share on Pinterest New research suggests the glymphatic system flushes toxins from the brain while you sleep, which could lower your dementia risk. Nisian Hughes/Getty Images New research shows sleep ...

Wed, May 27, 2026 at 8:59 PM UTC But how, exactly, does this work? And what does it mean to "clean" your brain? We spoke with neurology experts to find out, and learn about other ways exercise can ...

In this episode of Tiny Show and Tell Us, we cover neurogenesis in adulthood (yes! your brain can make new neurons even as you age), the link between exercise and increased neurogenesis in the ...

Exercise is widely known to benefit the brain, and researchers at Penn State recently uncovered a surprisingly mechanical reason: Each time the body moves, the brain gets a kind of "rinse." According ...

This feature is only available to members. Join now for full online access. Have you ever wondered what happens in your brain while you sleep? A good night's sleep does more than just help you feel ...