i am 22 and i had sex lastnite with my boyfriend.we started with a condom and ended without,after i went to the bathroom to shower and notice my left vulva was swollen and it has'nt gone down since morning.there is no itchiness,discharge problem or oder,no burning after urinating.everything is normal jus the swelling thats left.i need to kw could this be a cause frm a long hours of sex?will it go down?is this normal to appen?