Gonorrhea is an infection caused by the bacteria Neisseria gonorrhoeae .
Gonorrhea can lead to infection of the urethra, cervix, rectum, and throat.
However, many people do not know they have gonorrhea, because although they are infected, they do not have any symptoms. The chance of becoming infected with gonorrhea can be reduced by avoiding risky sexual behaviors. Sex partners should receive treatment even if they do not have any symptoms. Gonorrhea may affect the genitals, rectum, or throat. Many women and men with gonorrhea have no noticeable symptoms, especially with infection of the rectum or throat.