Medically reviewed by Valerie Cacho, MD Key Takeaways White noise includes all frequencies and can help with relaxation and ...

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 ...

If you're struggling to sleep, there are certain sounds, like those from white noise machines, that can help block out unwanted noise and lull you to sleep at the same time. Though you've likely heard ...