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 ...

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 ...

In A Nutshell Pink noise at 50 decibels reduced REM sleep by 19 minutes per night in healthy adults, potentially affecting ...

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

Sound machines and “sleep sounds” are often marketed as a cure for restless nights, but new research suggests they may ...

A large new study suggests that the sound of traffic outside your home at night could be doing more than disturbing your sleep—it may also be affecting your cholesterol and overall metabolic health.

A large study finds that people exposed to louder nighttime traffic noise show higher cholesterol and blood fat levels.