Who is most likely to have chlamydia?

* Sexually active people under 25 years old, especially those with multiple sexual partners or who do not use condoms consistently.

* Women are more likely to have chlamydia than men.

* People who have anal or oral sex without using a condom.

* People with a history of other sexually transmitted infections (STIs), such as gonorrhea or syphilis.

* People who inject drugs