Am really freaking out. I had sex the first time in almost 2 years. I've been celibate for 2 years. I had sex with this guy who I was talking to n goin on dates. We did use a condom but am still scared of possible stds After a week of sexual affiliates with him I starts to feel bad like motion sickness am tired all the time now n my stomach feels bloated why is that can someone help me . Am only 20 years old n in college