A Penn Medicine study challenges sound machine benefits, finding that "pink noise" disrupts deep sleep and REM cycles, while ...

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

PHILADELPHIA -- Marketed as a ticket to deeper sleep, the soft hum of pink noise has become part of millions’ nightly ...

According to new experiments, sleep machines that use pink noise could adversely affect deep sleep and REM sleep instead of ...

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

Color us surprised. Plenty of people use apps and ambient sound machines to reduce clamor and improve their sleep — but not all noise is created equal. In fact, new research suggests that a particular ...

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

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

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

A new study finds pink noise may reduce Rem sleep and disrupt overnight brain recovery, raising concerns over sleep apps and ...

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