In a normal sleep structure, non-REM sleep—a deep sleep stage where rest and recovery occur—and REM sleep, during which ...

Pink noise by itself, equivalent to "moderate rainfall," was linked to a loss of 19 minutes of REM sleep. And pink noise combined with aircraft noise led to "significantly shorter" time spent in deep ...

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 ...

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

WASHINGTON — We often frown on rain. It messes with plans, slows traffic, and in extremes brings hazards. But light, steady rain? That might be one of nature’s underrated mental health tools. Soothing ...