Chlamydia

Chlamydia

What Chlamydia Is Chlamydia trachomatis is a bacterial infection and one of the most common sexually transmitted infections in the United States. It spreads through any sexual activity that exposes mucous membranes, including oral sex, anal sex and vaginal sex. The...
Syphilis

Syphilis

What Syphilis Is Syphilis is a sexually transmitted infection caused by the spirochete bacterium Treponema pallidum. It spreads through direct contact with a syphilitic sore during vaginal, anal or oral sex. It can also spread through kissing when oral lesions are...
Herpes Simplex Virus (HSV)

Herpes Simplex Virus (HSV)

What You Actually Need to Know About HSV Herpes simplex virus comes in two main strains, HSV-1 and HSV-2. Most people have heard the outdated terms “oral herpes” and “genital herpes,” but these labels are no longer accurate. Either strain can infect the mouth, the...
Mycoplasma Genitalium

Mycoplasma Genitalium

The STI No One Tests For and the One Most People Should Know About Mycoplasma genitalium is the most common infection people have never heard of. That would be a harmless detail if it were rare. It is not. It is real. It is common. It spreads quietly. And it is almost...
Trichomonas Vaginalis

Trichomonas Vaginalis

The Most Common STI No One Thinks They Have Trichomonas vaginalis is one of the most misunderstood infections in sexual health. People imagine it as a rare or outdated STI, something that only shows up in certain populations or in dramatic clinical situations. In...