While sex is built into the very definition of an STI, experts caution that it is possible to contract one without getting it on.

Labeling monkeypox as a "sexually transmitted infection" could ensure free access to some health care, but the virus doesn't fit the classic definition.

By definition, an STI is a microorganism, such as bacteria or viruses, that mainly pass between people via blood, semen, vaginal fluids, or other bodily fluids during sexual activities.

STI cases of chlamydia, gonorrhea and syphilis rose in 2021, following a slight dip during the pandemic, according to a CDC report.

The U.S. Centers for Disease Control and Prevention estimates that more than 20 million new sexually transmitted infections occur annually in the United States, contributing to roughly 110 million ...

As part of September’s Sexual Health Month, the APHC wants to re-engage soldiers and leaders in the war on sexually transmitted infections.

Postexposure prophylaxis with doxycycline has been shown to significantly reduce the risk of STIs in men and transgender women. Now a study looks at its efficacy in cisgender women taking HIV PrEP.

A common vaginal condition known as bacterial vaginosis (BV) may actually be a sexually transmitted infection (STI), according to researchers. The NHS currently says BV is caused by "a change in ...

A common vaginal condition known as bacterial vaginosis (BV) may actually be a sexually transmitted infection (STI), according to researchers. The NHS currently says BV is caused by "a change in ...

SINGAPORE - Stocks on the local bourse ended slightly lower on June 16 on the back of escalating tensions between Israel and Iran. The benchmark Straits Times Index (STI) slid 0.1 per cent or 2.96 ...

A new report says cases of syphilis, gonorrhoea, and HIV have increased significantly across the country. An expert shares what we need to do to keep safe.