Sexually transmitted diseases (STDs) are transmitted through close, intimate and sexual contact. More than 30 individual STDs have been identified. STDs were once known universally as venereal diseases (VD). through sexual contact. STDs can be painful, irritating, debilitating and Prevalence. STDs occur most commonly in sexually Characteristics. Most STDs cause relatively harmless disease Find the latest news stories, overviews, research and more on Sexually Transmitted Diseases from MedlinePlus, the National Library of Medicine's consumer health site. What is an STD? STD stands for Sexually Transmitted Disease. These diseases are sometimes known as Sexually Transmitted Infections (STIs). An STD is any disease that is passed by body fluids during vaginal, anal or oral sex. you may be at risk for STDs. Remember, when you are potentially exposed to STDs that everyone they've had sex some common types of STDs, along with their associated symptoms Sexually Transmitted Diseases (STDs) Genital Herpes (Herpes Simplex Virus) Complications From Genital Herpes & Additional Resources. General Information On Human Papillomavirus (HPV) & Genital Warts Sexually transmitted diseases (STDs) are transmitted through close, intimate and sexual contact. More than 30 individual STDs have been identified. STDs were once known universally as venereal diseases (VD). through sexual contact. STDs can be painful, irritating, debilitating and Prevalence. STDs occur most commonly in sexually Characteristics. Most STDs cause relatively harmless disease Sexually transmitted diseases (STDs) are transmitted through close, intimate and sexual contact. More than 30 individual STDs have been identified. STDs were once known universally as venereal diseases (VD). through sexual contact. STDs can be painful, irritating, debilitating and Prevalence. STDs occur most commonly in sexually Characteristics. Most STDs cause relatively harmless disease