Which sexually transmitted infection (STI) is making a comeback?
Syphilis rates. They’ve nearly doubled since 2005, and approached 17,000 new cases in 2013, says the CDC.
Men (90 percent of cases)—especially men who have sex with men (75 percent of cases).
How is this happening?
Via skin-to-skin contact during sex.
How can we stop it?
Condoms, dental (oral) dams, STI screening, abstinence.