• American Academy of Hospice and Palliative Medicine The professional organization for physicians taking care of people at the end of life.

• American Association for Geriatric Psychiatry AAGP is a national association representing and serving its members and the field of geriatric psychiatry. It is dedicated to promoting the mental health and well being of older people and improving the care of those with late life mental disorders.

• American Federation for Aging Research Promotes healthier aging through biomedical research. AFAR seeks to help scientists with their careers in geriatric medicine.

• American Geriatrics Society The AGS is one of the largest professional organization of health care providers. Dedicated to improving the health and well-being of all older adults. Has over 6,000 members.

• British Geriatric Society Professional association of doctors practicing geriatric medicine. Its members are consultants in geriatric medicine, the psychiatry of old age, public health medicine, general practitioners, and scientists engaged in medicine of aging.

• New England Gerontological Association Offers a newsletter, book and web site reviews and networking assistance for professionals and consumers concerned with services for the aging.

• Oxidative Stress and Aging Association Dedicated to advancing the field of oxidative stress and aging diagnostics and therapeutics worldwide.

• Society of Geriatric Cardiology A not-for-profit organization to address the problems resulting from cardiovascular diseases.

• The AGS Foundation for Health in Aging Advocates on behalf of older adults and their special needs through public education, clinical research, and public policy.

• The Gerontological Society of America Multidisciplinary society for professionals in the field of aging. Focuses on promoting the scientific study of aging.