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 ...

Sleep technology has moved well beyond the white noise machine on your nightstand. Sleep earbuds now pack active noise ...

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 ...

Listening to pink noise, commonly used in sound machines and apps marketed as sleep aids, was associated with a decrease in restorative REM sleep and worse overall sleep recovery than wearing earplugs ...

Pink noise—often used to promote sleep—may reduce restorative REM sleep and interfere with sleep recovery. In contrast, earplugs were found to be significantly more effective in protecting sleep ...