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Male Reproductive System for Teens
What makes up the male reproductive system and how does it develop? Find the answers to these questions and more.
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Female Reproductive System for Teens
Why do girls get periods? What goes on when a woman gets pregnant? What can go wrong with the female reproductive system? Find the answers to these questions and more in this article for teens.
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Female Reproductive System for Parents
The female reproductive system is made up of the parts inside and outside a female’s body that help make a baby. Learn about them and how they work.
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Can Wearing Tight Clothes Affect Sperm Count? for Teens
Some studies have shown a decrease in sperm count from wearing tight-fitting underwear.
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Endocrine System for Teens
The endocrine system influences almost every cell, organ, and function of our bodies. It is instrumental in regulating mood, growth and development, metabolism, and sexual function, among other things.
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Why Does the Doctor Have to Examine My Testicles? for Teens
Doctors check the testicles to make sure everything is healthy and that a guy doesn't have any problems, like a hernia.
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A to Z: Balanitis for Parents
Learn about conditions that affect the penis and foreskin.
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Is It Normal to Get Erections? for Teens
If you've ever had an erection in an embarrassing situation, you've probably asked yourself this question. But erections are perfectly normal, especially during puberty.
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A to Z: Phimosis for Parents
Learn about phimosis, a condition that affects the penis and foreskin in uncircumcised males.
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Testicular Injuries for Teens
Serious testicular injuries are relatively uncommon, but testicular injury can be painful. Here's how you can protect yourself from injury.