Things you want to know about a penis but you don't want to ask! Watch and learn about penis facts, what it is, how big it usually is etc.
The penis is the male sexual organ used for reproduction and
urination. Nerves, blood vessels, fibrous tissue, smooth muscle, and
three cylindrical bodies of spongy tissue that have the ability to
engorge with blood make up the penis.
By the time a male is 14 years old the penis begins to grow; by length
first and by circumference after. The growth of testicles
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