I got my period almost 3 days late, and usually i would have my period between 5-6 days and this time it only lasted not even 4 days, wasnt as heavy or normal. i havent been feeling really good, and i feel like a i going to vomit almost every minute of the day, sometimes right after i eat i feel a little better but not even 15 minutes later i feel sick agian. so do you think i am pregnant? help!! should i take a test or go to the doctor?