Alex Ehsan, MD, PhD · Medical search

Teen Sexual Health

Educational information. Individual clinical review of this presentation by Dr. Ehsan is not yet documented. It does not replace personal medical evaluation.

Source: MedlinePlus, National Library of Medicine. Read the original source

MedlinePlus data edition September 26, 2026. Imported September 27, 2026. These dates do not indicate a new clinical review of the article.

What is teen sexual health?

Teen sexual health is about how sex affects your physical and emotional health. It means knowing how to form healthy relationships and making decisions about sex that are right for you.

As your body changes during puberty, how you think, feel, and interact with others also changes. You may have new feelings and thoughts about sex. Understanding who you're becoming as a sexual young adult is also part of teen sexual health.

For all teens, taking responsibility for sexual health is part of growing up. Whether you choose to have sex or wait, responsibility includes knowing about:

What are sexually transmitted infections (STIs)?

Sexually transmitted infections (STIs), or sexually transmitted diseases (STDs), are caused by bacteria, viruses, and parasites that spread from person to person, usually during vaginal, oral, or anal sex. Some STIs are spread by skin-to-skin contact. Without treatment, some STIs can cause long-term health problems.

There are more than 20 types of STIs, including:

STIs don't always cause symptoms. So it is possible to have an infection without knowing it and then pass it on to someone else. The only way to know for sure whether you have an STI is to get tested.

How can I reduce my chances of getting a sexually transmitted infection (STI)?

The most reliable way to avoid infection is to not have vaginal, oral, or anal sex. Saying "no" to sex is the right choice for many teens.

If you decide to have sex, "safer sex" practices will lower your chance of getting an STI. They include:

How can I reduce the chance of pregnancy?

The only sure way to avoid pregnancy is not to have vaginal sex.

If you decide to have vaginal sex, birth control can help prevent pregnancy. There are many types of birth control that work in different ways. Your health care provider can help you choose birth control that's best for you.

Condoms are the only birth control method that protects against STIs. But condoms alone aren't the most effective form of birth control. It's safest to use condoms with another form of birth control to prevent both STIs and pregnancy.

What is a healthy relationship?

Healthy sex starts with a healthy relationship, so it's important to take an honest look at how you and your partner treat each other. Your relationship may be healthy if it includes:

Your relationship may be unhealthy if it includes:

Your decisions about sex can affect your future health. Make sure that you know the facts so you can decide what is right for you.

Questions for your care team

General prompts to help prepare for your appointment.

For a life-threatening emergency, call 911 in the U.S. or your local emergency number.

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