Sexually Transmitted Infections
The term sexually transmitted infections (STIs) is now used for what were formerly known as sexually transmitted diseases (STDs). The rates of many STIs, including HIV/AIDS, are on the rise, especially in people aged 25 and under. STIs can lead to infertility, chronic pain, or cancer. In some cases, they can be fatal. Find out how to protect yourself, and what to do if you think you may have an STI.
Sexually transmitted infections (STIs): The basics
You may have heard about chlamydia, gonorrhea, syphilis, HIV, or other STIs, but what do you know about them?more
How can I tell if I have an STI?
Many people with STIs have no symptoms. How can you tell if you've been infected?more
Protect yourself from STIs
Don't risk your health – learn how to stay free of STIs.more
What if I'm infected?
If you think you might have an STI, what next?more