Sexually transmitted infections, or STIs, include both sexually transmitted diseases, known as STDs, and the many infections that don’t progress to disease. STIs are caused by more than 30 different ...

Chlamydia is often called a “silent infection” because many people don’t know they have it. It’s caused by a type of bacteria called Chlamydia trachomatis and can affect both men and women. While it’s ...

NEW YORK (Reuters Health) - A large number of people between the ages of 14 and 39 years have chlamydia, a sexually transmitted disease, a new report indicates, while gonorrhea, another STD, is less ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. The bacteria that causes chlamydia, a common sexually transmitted ...

Sanofi’s chlamydia vaccine candidate was designed to protect against primary genital tract infection and reinfection by the bacterium Chlamydia trachomatis. The Food and Drug Administration (FDA) has ...

Discover how SF became the first city to use doxycycline to drop STI rates by up to 24%. UCSF experts explain the impact of ...

I’ve received questions about STIs this week, so I decided to rerun a column from 2016. Some problems never go away. Q. My ex ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Chlamydia and gonorrhea are on the rise in New York City, a new report ...

The bacteria that cause chlamydia might be trickier than we knew. In a new study this week, scientists have found evidence that these bacteria can hide in our intestines. The findings might explain ...

ATLANTA — The U.S. Centers for Disease Control and Prevention’s latest data on sexually transmitted infections shows an upswing in some common viruses and a decrease in others. In the Atlanta ...