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

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 ...

Unwind with the soothing sounds of thunder in ASMR quality. Perfect for sleep, relaxation, meditation, or stress relief, this video captures the deep rumbles, distant storms, and calming ambiance of a ...

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

Getting a good night’s sleep is hard. A third of all American adults report getting less than the daily recommended amount of sleep nearly every night. Too little noise, and the mind starts to race.

I tried Amazon's popular Big Red Rooster machine, a white noise machine for people who can't sleep. The sleep machine has over 22,000 five-star ratings, and this is my personal review.