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, ...

White noise apps can help people fall or stay asleep. White noise is a constant soothing sound that blocks out other unwanted sounds that may prevent or disturb a person’s sleep. Examples of white ...