For probably a decade, I rarely fell asleep without some kind of background sound playing. It felt soothing, like a cue to my ...

Think your sound machine is helping you sleep? It might be doing the opposite. A new study from the University of Pennsylvania Perelman School of Medicine found that listening to pink noise at bedtime ...

A new study out of the University Of Pennsylvania suggests certain noises promoted to support sleep may be more harmful than we thought. Sound machines and apps that play so-called pink noise are ...

For many people struggling to fall or stay asleep, sound machines have become a popular sleep aid. Broadband sounds promise to mask disturbing noises, “soothe” the brain, and help users drift off into ...

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 ...