Namely, pink noise and Brown noise can provide the same broad benefits for sleep, but offer slightly different sounds that ...

There's a growing buzz around pink noise, brown noise, green noise — a rainbow of soothing sounds — and their theoretical effects on sleep, concentration and the relaxation response.

Here's the volume level you really should set, according to experts. (Spoiler: It's quieter than you think, especially for babies.) ...

but which sounds are the best for lulling you to sleep? There are various noise colors and all have unique benefits. The two most popular colors are white and brown noise, and each has qualities ...