Trich is caused by a A tiny animal (protozoan) called Trichomonas vaginalis('trich' for short). You can become infected with Trich through receptive and insertive vaginal intercourse. It is much more common in women, and doesn't grow well in the penis, mouth, or anus. It is easily passed from vag...Read more

Lice, tiny insects, a mite, Sarcoptes scabiei causes scabies. a louse, Phthirus pubis causes "crabs" (pubic lice). Lice - if this is your first infestation by lice, then it can take up to a week before you start feeling the itching. Scabies - if this is your first infestation by scabies, it can t...Read more