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  1. Sexual health - World Health Organization (WHO)

    Nov 24, 2025 · Sexual health cannot be defined, understood or made operational without a broad consideration of sexuality, which underlies important behaviours and outcomes related to sexual …

  2. Sexually transmitted diseases (STDs) - Symptoms and causes

    Sexually transmitted diseases (STDs) are caused by sexually transmitted infections (STIs). They are spread mainly by sexual contact. STIs are caused by bacteria, viruses or parasites. A sexually …

  3. Sexually transmitted infections (STIs)

    Sep 10, 2025 · WHO fact sheet on sexually transmitted diseases (STIs), providing information on the scope of the problem, prevention, diagnosis, treatment, and WHO's work in this area.

  4. Sexually Transmitted Diseases (STDs)

    Dec 22, 2015 · Why are sexually transmitted diseases (STDs) and sexually transmitted infections (STIs) of particular concern for pregnant women? Some infections—such as Zika, gonorrhea, chlamydia, …

  5. WHO expands guidance on sexually transmitted infections and reviews ...

    Jul 26, 2025 · WHO has released new sexually transmitted infections (STIs) guidance and policy implementation data, ahead of the STI & HIV 2025 World Congress in Montreal. The new guidelines …

  6. Sexually transmitted disease (STD) symptoms - Mayo Clinic

    Mar 12, 2024 · Sexually transmitted diseases are infections spread mainly by contact with genitals or bodily fluids. Also called STDs, STIs or venereal disease, sexually transmitted infections are caused …

  7. Sexually transmitted infections - World Health Organization (WHO)

    Mar 30, 2022 · There are over 30 different sexually transmissible bacteria, viruses and parasites. Several STIs, particularly HIV and syphilis, can be transmitted through blood products and tissue …

  8. Sexually transmitted diseases (STDs) - Mayo Clinic

    Treatment for sexually transmitted infections usually consists of one of the following, depending on the infection: Antibiotics. Antibiotics, often in a single dose, can cure many STIs caused by bacteria or …

  9. Trichomoniasis - Symptoms & causes - Mayo Clinic

    Dec 16, 2025 · Trichomoniasis is a common sexually transmitted infection. A parasite causes it. The parasite can spread through genital touching and sex without a condom. In women, trichomoniasis …

  10. Sexually Transmitted Diseases (STDs) - NICHD

    Sexually Transmitted Diseases (STDs) STDs, also known as sexually transmitted infections (STIs), are typically caused by bacteria or viruses and are passed from person to person during sexual contact …