#chlamydia

Oral STIs include chlamydia, gonorrhea, herpes simplex and human papillomavirus.

As sexually transmitted infections spike to all-time highs, these 17 advocacy groups join forces to reverse the trend.

I’ve got a proper measuring tool—and a good reason to use it.

UPDATE: The county health department restored funding through the end of March. Here’s how you can ensure it lasts longer.

Increases in syphilis have been driven by new cases in men who have sex with men, an estimated half of whom have HIV.

This finding is separate from the question of whether going on PrEP prompts a rise in STI rates.

Sexually transmitted infections, such as gonorrhea and chlamydia, are more common among gay and bi men with HIV.

TellYourPartner.org allows you to anonymously relay via text or email that you might have passed on a sexually transmitted infection.

Increases in syphilis have been driven by new cases in men who have sex with men, an estimated half of whom have HIV.

Having both chlamydia and high-risk HPV16 dramatically increases the risk of anal precancer.

The first-ever vaccine against the common sexually transmitted infection appears safe and active.

Previously, tests were approved only for use with genital or urine samples.

Untreated sexually transmitted infections can lead to pelvic inflammatory disease, which can complicate women’s ability to get pregnant.

Douching before receptive anal sex may damage the delicate lining of the rectum and flush out protective bacteria.

A quarter of study participants accounted for three-quarters of newly diagnosed cases of chlamydia, gonorrhea and syphilis.

New HIV cases in the city remain higher than those in Los Angeles County and the state.