The Huntington’s Disease Society of America is the premier nonprofit organization dedicated to improving the lives of everyone affected by Huntington’s disease. From community services and education to advocacy and research, HDSA is the world’s leader in providing help for today and hope for tomorrow for people with Huntington’s disease and their families. HDSA’s network of chapters, affiliates, HDSA Centers of Excellence, social workers and support groups provides a seamless connection for help, education and outreach to HD families and health care professionals across the United States.