Erectile dysfunction


Learn more about the anatomy of the penis and male reproductive organs and how erections occur.

Your foreskin

Some guys have one - some guys don't. Either way, the foreskin is an interesting piece of the male anatomy.

Getting an erection

Ever wondered how a man gets an erection? And how the male body reacts to certain sexual stimuli? Take a look at this animation.

Your penis

There is no other part of the male body that has caused as much controversy, doubt, and confusion as this dangle (or hard-on).

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