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

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

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

Sound machines may not be the sleep saviors many believe. Researchers found that pink noise significantly reduced REM sleep, while simple earplugs did a better job protecting deep, restorative sleep ...

In A Nutshell Pink noise at 50 decibels reduced REM sleep by 19 minutes per night in healthy adults, potentially affecting ...

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

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

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

Pink noise, a staticky sound that’s supposed to help people fall asleep, may actually worsen your rest, a new study found.

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 type could ...

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