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  1. Home/
  2. Quick Facts: Infections/
  3. Sexually Transmitted Infections (STIs)/
    Sexually Transmitted Infections (STIs)
    • Overview of Sexually Transmitted Infections
      • What are sexual transmitted infections (STIs)?
      • What causes STIs?
      • What are the symptoms of STIs?
      • How can doctors tell if I have an STI?
      • How can I prevent STIs?
        • Practice safe sex
        • Get vaccines (shots)
      • How do doctors treat STIs?
    • Chlamydia
      • What is chlamydia?
      • What are the symptoms of chlamydia?
        • Women
        • Men
        • Women and men
      • How can doctors tell if I have chlamydia?
      • How do doctors treat chlamydia?
    • Human Papillomavirus (HPV) Infection
      • What is HPV (human papillomavirus)?
      • How do I get an HPV infection?
      • What are genital warts?
      • What are the symptoms of genital warts?
      • How can doctors tell if I have genital warts?
      • How do doctors treat genital warts?
      • How can I prevent genital warts?
    • Gonorrhea
      • What is gonorrhea?
      • What are the symptoms of gonorrhea?
        • Women
        • Men
        • Women and men
      • How can doctors tell if I have gonorrhea?
      • How do doctors treat gonorrhea?
    • Syphilis
      • What is syphilis?
      • What are the 3 stages of syphilis?
      • What are the symptoms of syphilis?
        • Symptoms of stage 1 (primary) syphilis
        • Symptoms of stage 2 (secondary) syphilis
        • Symptoms of stage 3 (tertiary or late) syphilis
      • How can doctors tell if I have syphilis?
      • How do doctors treat syphilis?
    • Trichomoniasis
      • What is trichomoniasis?
      • What causes trichomoniasis?
      • What are the symptoms of trichomoniasis?
        • Women
        • Men
      • How can doctors tell if I have trichomoniasis?
        • Women
        • Men
      • How do doctors treat trichomoniasis?
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