Gonorrhea is caused by Neisseria gonorrhoeae, a bacterium that grows in warm moist places like women's reproductive tract, urethras (urinary tubes) of men and women and in the eyes, mouth, throat and anus.

The following sources provide excellent information about this infection:

Centers for Disease Control

Planned Parenthood

American Sexual Health Association

eMedicineHealth

Discovery Health (for men)

Gay Men's Health

Women's Health.gov