I sometimes have trouble maintaining an erection. Could this be caused by masturbating when I was younger?

I know models shave down there, but what do teen girls do?


Help! My penis curves to the left and I'm embarrassed to have sex.


My girlfriend wants to see me with my shirt off and I'm nervous about it. Is this normal?


What is the best way to make my penis larger?


My boobs are two different sizes. Is this normal?


How do I give myself a breast exam?


When I have sex or oral sex, my thighs hurt. Is this normal?


Is it normal to have hair on the shaft of your penis?


I am circumcised and there is a brown line around the extra skin on my penis. What is it?


My doctor told me that my uterus is backward. Is this a common thing?


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