Billy Joel's Brain Diagnosis and Personal Struggles

Fox News senior medical analyst Dr. Marc Siegel discusses Normal Pressure Hydrocephalus in relation to Billy Joel's brain diagnosis and his past struggles with relationships and mental health.

Billy Joel's Affair and Suicide Attempts

Rock legend Billy Joel revealed in a new documentary that he attempted suicide multiple times after having an affair with his best friend's wife in the late 1960s. He eventually married the woman but the union didn't last. Joel also suffers from a rare brain disorder called normal pressure hydrocephalus.