I m 20 yrs . I had protected sex on 22nd nd my period date is 13 th bt now i m 8 days late not getting my period . I m experiancing backpain nad stomach pain for 3-4 days bt yet not getting my period. I have tried a few natural remedies to iduce period bt nothing is working plzz help me i m not married yet i cant get pregnent its really worse plzzz help