Sexual Conditions Health Center
Latest Headlines
Alicia Keys Gives Back to Kids Affected by HIV and AIDS
Music star and new mom Alicia Keys tells WebMD what drives her to travel the world to help kids affected by AIDS. Plus how you can help!
Music star and new mom Alicia Keys tells WebMD what drives her to travel the world to help kids affected by AIDS. Plus how you can help!
Top Stories
WebMD Sexual Conditions & STDs Community
Community. Experts. Support.
Sex & Relationships Community
Top Search Terms for Sexual Conditions
Your Guide to Sexually Transmitted Diseases
Sexually transmitted diseases, commonly called STDs, are diseases that are spread by having sex with someone who has an STD. You can get a sexually transmitted disease from sexual activity that involves the mouth, anus, vagina, or penis.
According to the American Social Health Organization, one out of four teens in the United States becomes infected with an STD each year and by the age of 25, half of all sexually active young adults will get an STD.