Sound machines are invaluable tools, generating tranquil noises like white noise, rain, and ocean sounds. These soothing sounds help to suppress disruptive noise, promote relaxation, and improve ...

“White noise is a combination of all audible frequencies, similar to the sound of a fan or static on a TV ... sleep-inducing ...

and relaxation for most people. Author Lauren Bravo tells me: "We use white noise for my daughter when she sleeps, which I then listen to vicariously through the baby monitor at night. I don’t ...

Brown noise is a low, deep frequency that is known for improving focus and relaxation ... to a fan whirring before bed or rain tapping on a window. You've probably heard of white noise, or ...