POV: It’s 2:00 a.m. and you can’t fall asleep. You’ve tried everything, from cognitive shuffling to counting sheep, but your brain won’t shut off. Your friend swears that white noise helps her sleep, ...

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People can describe noise using color, similar to how they may describe light. Two colors of noise are pink and white, which may have many potential applications, such as aiding sleep. A person can ...

Brown noise has a low, natural sound, so many people find it easier on the ear than white noise. Examples of brown noise include rushing waterfalls or rivers, heavy rainfall, and rumbling thunder.

Getting a good night’s sleep is hard. A third of all American adults report getting less than the daily recommended amount of sleep nearly every night. Too little noise, and the mind starts to race.

If you purchase an independently reviewed product or service through a link on our website, Rolling Stone may receive an affiliate commission. White noise sound machines have been around for decades, ...