"Brown noise has a lower frequency, producing a deeper, rumbling sound," explains Carlie Gasia, a certified sleep science coach at Sleepopolis. She and Kass liken it to a rolling river.

Good sleep can be hard to come by, and it's especially difficult to wind down after a super-stimulating day. Some people rely ...

The phrases 'white noise', 'pink noise' and 'brown noise' sound like nonsense: how can noise have a colour? So, you may be surprised that rather than marketing buzz-phrases, they're actually ...

Yet, the brown noise has helped me evade such noises.” For many, this ambient sound also aids in relaxation, focus and productivity. In recent years, videos and playlists of brown noise have ...