What Causes Heavy Periods With Bad Headaches?

yes i have been having my period every other week since jan7-16 and it ended than again jan25-30th and now again feb6th and still have it now its real heavy and everytime when its about to come i have huge!!!! huge!!! headaches strong enough to make me vomit i sweat but i shiver like if im freezing cold i dont know if its cause i have anemia and iv also started taking levora the birth control. can this affect me having children in the future? do you think i can have serious health issues?i need answers please!