Most STIs are easy to treat, and testing is fast and easy.
A sexually transmitted infection (STI), also known as a sexually transmitted disease (STD), is a virus, bacteria, fungus, or parasite people can get through sexual contact. More than 300,000 cases of chlamydia, gonorrhea, and syphilis were reported in 2021 in California and those are only three of many STIs. Here you'll find resources and information about the most common STIs and other infections that can be spread through sexual contact.
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Bacterial Vaginosis (BV)
Hepatitis Cā
Lymphogranuloma Venereum (LGV)
Mycoplasma genāitalium (Mgen)
Pelvic Inflammatory Disease (PID)
Pubic lice
Shigellosis
Trichomoniasisā
Discover prevention strategies that can lower your risk of getting an STI.
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