last night i was trying to turn around but i couldnt i felt somethin in my stomach i dont kno what it was it was like pressure like if a nerve moved... i havent got my period im 2 days late im taking some diet pills and excersing everydayyy im wondering if the pills caused my period not to come or am i pregnant i did have unprotected sex around ovulation time..im worried if i am pregnant can the pills affect the baby thats what worries me the most.. i also took a pregnancy test today but it wAs neg. someone please give me some advice.. thanksss ?