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What is a sexually transmitted disease (STD)?

Heidi Fantasia
Nursing

A sexually transmitted disease is any infection (or disease) that is spread from person to person as a result of intimate contact or sexual relations. There are many different types of sexually transmitted diseases and some can be caused by bacteria and some by viruses. Depending on the specific disease, transmission can result from infected body fluids (semen, blood, vaginal fluids) or from contact with infected skin.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.