Academy of Anti-Aging Research
   Nonprofit society of health care professionals dedicated to the advancement of anti-aging medicine. Publisher of the Journal of Anti-Aging Research.
   http://www.a3r.org/

American Neuroendocrine Society
   Professional society for neuroendocrinologists, including endocrinologists who specialize in anti-aging medicines.
   http://www.neuroendocrine.org/

American Society for Aesthetic Plastic Surgery
   Professional organization for plastic surgeons, including the practice of cosmetic surgery and anti-aging medicine.
   http://www.surgery.org/

Life Extension Foundation
   Organization dedicated to scientific methods to slow and reverse aging.
   http://www.lef.org/

Longevity Meme
   Nonprofit longevity organization that promotes and publicizes achievable anti-aging technologies.
   http://www.longevitymeme.org/

Los Angeles Gerontology Research Group
   Holds regular seminars on possible clinical interventions against the aging process and related topics in growth and developmental biology. Includes rosters and photographs of those living past the age of 110.
   http://www.grg.org/

Rejuvenation And Longevity Foundation
   Membership organization with chat and information about hormone therapy for anti-aging. Affiliated with the Senior Citizens Association in Tulsa, Oklahoma.
   http://www.anti-aging.org/

Smart Life Forum
   Holds monthly seminars on issues of alternative health, biochemistry, physiology, anti-aging, and related research areas. Palo Alto, California.
   http://www.smartlifeforum.org/

World Health Network
   The American Academy of Anti-Aging Medicine (A4M). News, directories of clinics and products, and publications.
   http://www.worldhealth.net/