The answer is the first stage.This commonly occurs within 3 weeks of exposure but can range from 10 to 90 days. A person is highly contagious during the primary stage.
It is important to know about STIs so you can know right away if you or someone else you know that you may want to have intercourse with has a disease. Sex is a beautiful thing between two consenting people but you need to learn how to be responsible and the consequences for choosing irresponsible sex.
