The Johns Hopkins Men's Health Guide recommends the following web sites:

• The Hormone Foundation - The public education affiliate of The Endocrine Society.
  www.hormone.org
  
  
• The Endocrine Society
  www.endo-society.org
  
  
• Urology Network
  www.urologynet.org
  
  
• Urological Sciences Research Foundation
  www.usrf.org
  
  
• Incontinence Knowledge Center
  www.incontinencenet.org
  
  
• Prostate Cancer Knowledge Center
  www.prostatecancernet.org
  
  
• BPH Knowledge Center
  www.bphnet.org