If you have ever been concerned about your penis size, you're not alone. The size of the male sex organ has long been thought to be an indicator of a person's testosterone levels and sexual abilities.

Your penis continues to grow until the end of puberty, which typically happens between ages 16 and 18. When erect, the average penis length is between 5 and 7 inches. If you’re 16 and you’re ending ...

WASHINGTON (Reuters) - When it comes to male fertility, it turns out that size does matter. The dimension in question is not penis or testicle size, but a measurement known as anogenital distance, or ...

Do erections actually measure 10 inches? Stories on sexually explicit sites are filled with men with eight-, nine-, or 10-inch erections, or even longer. Of course, most people know that erotic ...