Sound machines promise better sleep, but new research suggests they may quietly steal your REM and deep sleep.

Sound machines may not be the sleep saviors many believe. Researchers found that pink noise significantly reduced REM sleep, ...

Pink noise — low-frequency broadband noise often used in sound machines and sleep apps — is associated with a decrease in REM sleep and worse overall sleep recovery.

The ambient and steady, static-like tone from pink noise is similar to tapes of heavy rainfall or ocean waves, and aims to ...

Pink noise has emerged as a “natural-sounding” alternative to white noise, with plenty of people claiming it’s a better way ...

Sound machines and “sleep sounds” are often marketed as a cure for restless nights, but new research suggests they may ...

A recent study suggests that pink noise may interfere with REM sleep nd reduce overall sleep quality. The researchers say ...

The sleep aids many rely on for a restful slumber may be disrupting sleep on a deep level. Learn more here.

Ambient sounds or pink noise - often used to promote better patterns of sleeping - may in fact reduce restorative REM sleep.