Singing Helps Early-stage Parkinsons's Patients Retain Speech, Respiratory Control, Studies Show

Singing may help people with Parkinson's disease - especially in its earlier stages - because it strengthens muscles involved in swallowing and respiratory control, suggests two studies from researchers at Iowa State University. Parkinson's research and current treatments focus on symptoms relating to motor skills, and less on those like voice impairment, even though weakness in vocal muscles affects respiration, swallowing abilities and quality of life.