Doctors usually can’t tell if someone has been masturbating (touching or rubbing their genitals because they like the way it feels). The only way doctors might know is if the area was irritated enough to make it red or a darker shade than usual. If …

You see it in movies all the time. Some guy gets hit right in the privates. Yow! If you're a boy, you probably already know your penis and scrotum are sensitive. Why? And more important, what do you do if you're having pain or another problem "down …

This site offers support and advice on health, emotions, and life — created for people 13–18 and approved by doctors.

Just about every guy wonders how he measures up "down-there." Here's the lowdown for any guy who's ever worried about whether his penis is a normal size. There is a wide range of normal penis sizes. Although you may see guys with penises that are bigger or smaller than yours, it is very likely that ...

As people pass from childhood into their teen years and beyond, their bodies develop and change. So do their emotions and feelings. During the teen years, the hormonal and physical changes of puberty usually mean people start noticing an increase in sexual feelings. It's common to wonder and ...

Breast exams help doctors check that everything's normal. During a breast exam, a doctor or nurse practitioner will feel a woman's breasts to check any lumps and bumps and see if there are changes since the last exam. Doctors don't usually start doing breast exams until a woman is in her 20s. Most ...

Keep in Mind. Preventing constipation and keeping the area clean can help anal fissures heal. Drinking plenty of fluids, taking stool softeners, eating foods with fiber, and exercising regularly can help treat and prevent fissures by making bowel movements easier to pass.

The human body is an amazing machine. Learn more about it through movies, quizzes, articles, and more.

Get answers to common questions about sex and sexuality tailored for teens on Nemours KidsHealth.

Girls have lots of questions about the body changes of puberty, especially about breasts and first periods. Watch this video to get some answers!