No Doubt Guitarist Tom Dumont Confirms Parkinson’s Won’t Stop Sphere Shows

Tom Dumont No Doubt, No Quit Despite Parkinson’s Published April 14, 2026 3:00 AM PDT Tom Dumont has actually been living with early-onset Parkinson's disease for several years now -- long before he went public -- sources familiar with the situation tell TMZ. We’re told the No Doubt guitarist already knew about his diagnosis during some major recent appearances -- including No Doubt’s 2024 Coachella set, and the…