The Huntington’s Disease Society of America is the largest 501(c)(3) non-profit volunteer organization dedicated to improving the lives of everyone affected by Huntington’s Disease. The Society works tirelessly to provide the family services, education, advocacy and research to provide help for today, hope for tomorrow to the more than 30,000 people diagnosed with HD and the 250,000 at-risk in the United States. The Society is comprised of 45 local chapters and affiliates across the country.