[b][i] me and my boyfriend had sex acouple of days before my last period and the day before my last period. well i get sick almost every 15 to 20 minutes and i get head aches. i feel that my stomach is getting bigger. i go to the bathroom more than i usually do. i took a home test, the first one said negative and i took the other test this morning and it said negative but i keep getting all kinds of stomach pains everyday.one day i got really shaky and felt like i was gonna pass out after class. i know there is something going on but i dont know if the test was wrong.