hi,, i had a sexual encounter with a girl around 3 years ago, it was without protection n mayb she was in her periods also,, ,, from past few months im worried if i m infected with hiv, i dont hav any synptoms yet,not even weight loss,but the problem is that im not even gaining weight,from past years its been stable ,n im pretty skinny,,,,plz reply soon..,,,i know that a test is the only option to know ,but i need to know wat hapens after 3 years ((symtoms))) ...THANK yoU FOR evrything.