A paper published in 2021 in the journal Sleep Medicine found people in the bustling New York area fell asleep faster and ...

"Pink noise that mimics sounds such as rain and wind has less higher frequencies than white noise and is said to increase deep sleep," says Kate Mikhail, journalist and author of Teach Yourself to ...

PINK NOISE Pink noise, like ocean waves or steady rain without thunder and wind, is softer in high ... BROWN NOISE According to the Sound of Sleep website, brown noise, like a roaring river ...