Your brain washes itself during deep sleep. MIT found that a 50-millisecond burst of sound makes the wash stronger

A pink noise track playing all night does not do this. The effect depended entirely on when the sound arrived. The post Your ...

I Compared 3 Apps Specialized in Ambient Sound

The sound of rain, the sound of waves, the crackling of a bonfire—many people likely fall asleep while playing these kinds of ambient sounds on their smartphones. This time, I selected three apps that ...
Earth.com

Tiny sounds can make fluid waves larger in the sleeping brain

Carefully timed sounds can make fluid waves larger in the sleeping brain, giving researchers a new way to study how brain activity and CSF flow are connected.

Scientists used tiny bursts of pink noise during sleep — and changed the waves that move fluid through the brain

Your sleeping brain is not quiet. Electrical waves roll across it, blood vessels rhythmically change size and cerebrospinal ...
Forbes

Soundcore Sleep A20 Review: The Sound Of Sleeping

From bedtime stories and lullabies to relaxation techniques and chilling out podcasts, audio is a popular way to help you get to sleep. Through Anker’s Soundcore brand comes the Sleep A20, a ...