I had unprotected sex a week ago, my very first time. Sunday morning I started feeling sick, my head, stomach, ears, throat, everything! My whole body felt weak. My brother had the same symptoms last week so it was possible I got it from him, but I panicked. Most my symptoms are similar to ones you get during early pregnancy. I'm scared! It wasn't worth it. I'm looking for anyone who's been through a similar situation. Please. :(