While white noise is better known, brown noise is gaining in popularity. The sound helps people sleep, and has caught on among folks with ADHD who say it helps them focus. Dan Berlau, from the Regis University School of Pharmacy, is particularly interested in non-pharmacological ADHD interventions. He speaks with Senior Host Ryan Warner about brown, white, pink, and blue noise. (They immediately get the South Park jokes out of the way.)
