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

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 ...

Published last week in the medical journal Sleep, the study found that the presence of pink noise at night reduced REM sleep — the stage when most vivid dreams occur and memory, emotional regulation, ...

Phil is in prep for surgery. As the anesthetic is about to be administered, the anesthetist says, "Oh, and by the way, during the procedure the surgical team will be listening to the hard rock classic ...