Two bacterial, sexually transmitted diseases are gonorrhoea and syphilis.
Gonorrhoea
It is caused by Neisseria gonorrhoeae. Symptoms, if produced include burning with passage of urine, discharge from penis or vagina, pain in the pelvic region. The disease can be prevented by the use of condoms during sex or having sex with only one, uninfected partner.
Syphilis
It is caused by Treponema pallidum species. Symptoms include the presence of a firm skin ulcer, without pain or itching. This disease can be prevented by use of condoms.
