Obsidian Blog
Men's Sex Myths: Does Vasectomy Cause Testosterone Deficiency?
Vasectomy is a minor surgical procedure used for permanent birth control. A vasectomy simply stops the flow of sperm from the testicles to the urethra. It does NOT affect testicular function. The testicles continue to produce testosterone at the same rate. So, this...
Ask the Doctor: What's the best oral drug treatment for erectile dysfunction?
All three of the oral ED drugs (Cialis, Viagra and Levitra) have a very similar mechanism of action. They all happen to be quite effective at treating ED. Success rates are similar although some men may report better results with one particular agent for unknown...
About our Physicians
Our urologists have more than 30 years of combined experience helping men achieve and maintain a healthy sex life. More about Shane Geib, M.D. and Marc Richman, M.D.