Add Yahoo as a preferred source to see more of our stories on Google. Listening to white or brown noise at night can help drown out distracting sounds. Listening to white or brown noise at night can ...

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 ...

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

A Penn Medicine study challenges sound machine benefits, finding that "pink noise" disrupts deep sleep and REM cycles, while earplugs are proven more effective.

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

Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep. I know I’m supposed to gradually go to bed ...

In 1996, in an episode called “Messages from Earth,” part of the beloved sci-fi TV series Babylon 5, Captain John Sheridan (Bruce Boxleitner) confesses to his Minbari colleague Delenn (the late, great ...