A board-certified sleep medicine specialist reviews the history of wearable sleep trackers and explains how clinicians ...

Some mornings, waking up might feel like interrupting a vivid alternate universe. You open your eyes to reality, but the ...

Instead of a deep sleep, I felt like I was in an alpha state ... This is the first sleep tech device I've seen that targets brain waves and redirects them in real-time. Research affiliated ...

Danish scientists found that a molecule called norepinephrine plays a key role in the brain's cleaning in mice. During deep sleep, the brainstem releases tiny waves of norepinephrine about once ...

A study in mice shows how a molecule called noradrenaline, which causes blood vessels to constrict, powers the brain’s natural cleansing system during deep sleep 1. Natalie Hauglund at the ...

Deep sleep, also known as non-REM sleep ... These pulses act like a rhythm that causes blood vessels in the brain to contract and relax in waves. This motion creates a gentle pumping effect that moves ...

Earlier studies done mostly on mice discovered that the brain had a system that flushed its tissues with cerebrospinal fluid, which carried away waste products in a process called glymphatic clearance ...

Why Deep Sleep Is Helpful for Memory Dec. 12, 2024 — It has been known for nearly 20 years that slow, synchronous electrical waves in the brain during deep sleep support the formation of memories.

They found that tightly synchronized oscillations occur in the brain during deep sleep, involving cerebral blood ... paint ...