Sexually transmitted infections (STIs) usually pass from one person to another through sexual contact. Examples include chlamydia, crabs, and genital herpes. Treatment can depend on the type of STI.

There are an estimated 20 million new cases of sexually transmitted infections every year in the United States, says the Office of Disease Prevention and Health Promotion. While some forms of ...

STATEN ISLAND, N.Y. -- Millions of Americans are diagnosed with sexually transmitted infections (STIs) each year, and while the national rate of infection appears to be slowing, some states are seeing ...

Add Yahoo as a preferred source to see more of our stories on Google. We don’t stop having sex after 40, but we do tend to stop talking about it. And, as the soaring rates of midlife STIs suggest, we ...

When it comes to the sexual health Columbus, Georgia, it seems like we may have some work to do keeping the population free of sexually transmitted infections (STI). Columbus has come down in the ...

A new post-exposure treatment for STIs showed promising results in a California study, though it didn't protect against one ...

STI screening becomes even more critical as women age.

Doxycycline postexposure prophylaxis (doxyPEP) is a method of reducing transmission rates of certain bacterial sexually transmitted infections (STIs). It involves taking an oral dose of doxycycline, ...

Experts are sounding the alarm over the rising prevalence of untreated sexually transmitted infections (STIs) in Kenya, warning that they are silently driving infertility rates and fuelling new HIV ...