Sound & Noise Machines

Many people use constant sound to fall asleep, but not all noise is the same. This article compares white, pink, and brown noise—how they differ acoustically, what research says about sleep benefits, and how to choose and use devices safely.…

Many people use sound to fall asleep, but not all steady noise is the same. This article explains the acoustic differences between white, pink, and brown noise, reviews current evidence on how each affects sleep, and offers practical guidance on…