American Association of Sexuality Educators, Counselors and Therapists (aasect)
http://www.aasect.org/
American Urological Association (AUA)
http://www.auanet.org/
https://urologyhealth.org/
Sexual Medicine Society of North America
https://www.smsna.org/
American Foundation for Urologic Disease
https://impotence.org/
http://www.auafoundation.org/
866-746-4282
International Society for Sexual and Impotence Research
https://www.issir.org/
National Institute of Diabetes and Digestive and Kidney Disease (NIDDK)
http://www2.niddk.nih.gov/
American Diabetes Association ( ADA )
http://www.diabetes.org/
800-232-3472
Us Too Prostate Cancer Education and Support
http://ustoo.com/
800-808-7866
American Cancer Society: Man to Man
https://www.cancer.org/
800-227-2345
Patient Advocates for Advanced Cancer Treatment
https://www.paactusa.org/
616-453-1477
Pheonix5, "To help men and their companions overcome the effects of prostate cancer"
http://www.phoenix5.org/
American Heart Association
http://www.americanheart.org/
Mayo Clinic, Men's Health Center
http://www.mayoclinic.com/health/mens-health/MC99999
National Multiple Sclerosis Society
http://www.nationalmssociety.org/
National Spinal Cord Injuries Associations
http://www.spinalcord.org/news.php?dep=18&page=98
800-962-9629
National Endocrine Metabolic Disease Information Services
http://www.endocrine.niddk.nih.gov/