Sound machines promise better sleep, but new research suggests they may quietly steal your REM and deep sleep.
It's no secret that rain sounds offer troubled sleepers comfort. "Rain is predictable, calming, stable, and non-threatening," says Dr. Shelby Harris, a behavioral sleep-medicine specialist. According ...
Sound machines may not be the sleep saviors many believe. Researchers found that pink noise significantly reduced REM sleep, ...
In A Nutshell Pink noise at 50 decibels reduced REM sleep by 19 minutes per night in healthy adults, potentially affecting ...
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