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

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, ...

Marketed as a ticket to deeper sleep, the soft hum of pink noise has become part of millions’ nightly routines. However, its use may come at the cost of sleep quality, a University of Pennsylvania ...

It claims to help you fall asleep by changing your brainwaves—but does it actually work?

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 ...

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

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

Pink noise is different. Instead of equal energy at each frequency, the energy halves with every doubling of frequency (so ...

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