See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. As of 2018, only three sexually transmitted infections are preventable ...

Despite efforts to eradicate it, syphilis is on the rise. Until now, most health agencies focused on treating infected people and their sex partners but new discoveries may make a vaccine possible, ...

Syphilis has long been difficult to eradicate — and it’s having another resurgence. In the United States alone, more than 171,000 cases of the sexually-transmitted infection were reported in 2021, up ...