I hav started my period but i dnt kno. I cant stand up or my stumach will hurt like a demon is trying to tear my body in half. I am still a VIRGIN and i think i kno for a fact tht i am not pregnant. there is no way i can be. I told my mom and she told me tht i needed to go to tha doctor im just scared of wat my doctor will say.....can anyone sort of tell me wat might b tha problem?