Penis enlargement is an important symptom of puberty. Learn the average penis size for boys ages 10 to 18, plus when you can ...

“While mammal and reptile genitalia are not homologous in that they are derived from different tissue, they do share a ‘deep homology’ in that they are derived from the same genetic program and ...

In males, the testicles, scrotum, and penis grow in size during puberty. Researchers say the average size of an erect adult penis is 5.1 to 5.5 inches in length, but that is just an average, and teens ...

This uncommon condition results in genitals that aren’t obviously male or female. When a child is born with ambiguous genitalia, they might have underdeveloped sex organs or have both male and female ...

Brandi Jones has over two decades of experience as a nurse in an acute care setting. Her clinical background includes pediatrics, medical-surgical, and women's health. She also specializes in ...