Where Does Trichomonas Come from?

Trichomoniasis is caused by a parasite called Trichomonas vaginalis that can live in semen or vaginal fluids. It spreads during unprotected anal, oral, or vaginal sex, usually between a man and a woman or between two women. Keep in mind that a man doesn't have to ejaculate to give his partner the parasite.

Can you get trichomoniasis without being sexually active?

This disease is more common at the period of greatest sexual activity. It was always believed to be a sexually transmitted disease. But, an extensive literature search showed that nonsexual transmission of trichomonas can occur through fomites like towels and toilet seats and from swimming pools.

Can a man give a woman trichomoniasis?

Yes, a man can infect a woman with trich. Most people with a trich infection may not show any symptoms and never know that they have it. However, a man who is unaware of the infection can transmit it to a woman.