From using your Apple Watch to track your sleep habits to not using your phone before bed, there are many things you can do to improve your sleep hygiene. As you might already know, noise can also be ...

You may have heard of white noise used to mask background sounds. Now, it has colorful competition. There’s a growing buzz around pink noise, brown noise, green noise — a rainbow of soothing sounds — ...

Dr. Roneil Malkani shows an example of pink noise being used to enhance slow brainwaves during deep sleep on May 16 at the Center for Circadian & Sleep Medicine at Northwestern Medicine in Chicago. AP ...