DEAR DR. ROACH: I’m 65 years old, and for the past year, I have not been able to maintain an erection while making love with my wife. I can still ejaculate, just not inside her. With cuddling and ...

Understanding erectile dysfunction causes, ED symptoms, and hidden health risks in men's health. Learn linked conditions, ...

In men over 40, erectile dysfunction is usually caused by narrowing of the arteries that bring blood to the penis. But in men ...

Erectile dysfunction has become the target of some blockbuster drugs and a lot of jokes on late-night TV, but the condition may help save lives — at least indirectly. New research from the Mayo Clinic ...

Testosterone plays a key role in erections by working on several parts of penile function. It helps grow the smooth muscle cells in the spongy erectile tissue (called trabecular smooth muscle). This ...