The Parkinson's Disease Foundation (PDF) is a leading national presence in Parkinson's disease research, patient education and public advocacy. PDF is working for the nearly one million people in the U.S. living with Parkinson's by funding promising scientific research and supporting people with Parkinson's, their families and caregivers through educational programs and support services.

Since our founding in 1957, PDF has funded more than $50 million worth of scientific research in Parkinson's disease, supporting the work of leading scientists throughout the world.

• Provision of printed and audiovisual educational materials to support patients, families and caregivers who live with Parkinson's.
• A support service run by trained health professionals and medical staff to answer questions from patients, caregivers, families and the community on any aspect of Parkinson's disease through our telephone advice line, (800) 457-6676, and web-service, "Ask the Expert."
• Referrals to physicians, support groups, therapists and resource organizations.