A urologist weighs in on whether biking can cause prostate issues or erection problems. The science-based answer is that the ...

Erectile dysfunction in men may signal early kidney disease. A doctor explains the connection, warning signs, risk factors, and why timely medical evaluation matters.

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

In the shaft of the penis, there are two side-by-side chambers of spongy tissue called the corpora cavernosa. They're mainly responsible for erections. Just below them is another chamber called the ...

If you have low testosterone, it could affect your sex drive. But low testosterone might not be the only reason to blame if you have no libido. iStock/Getty Images You have low testosterone when your ...

Many people do not realize that erectile disorder (ED), the inability to achieve or sustain an erection sufficient for intercourse, is extremely common. Today, 1 in every 10 men in the United States ...

Low testosterone may affect sexual desire and erection ability, with significant effects typically occurring at very low testosterone levels. High testosterone usually doesn’t cause erectile ...

The sphincter of Oddi is a muscular valve in the digestive tract that opens and closes. It allows digestive juices, bile, and pancreatic juice to flow properly through the ducts from the liver and ...