Bad headech.

Dear Dr,
dr,i am suffering from a bad headech.it is avery bad pain whic begin from my forehead and cover my eyes noes and my full head.when i see huge amount of light eg-sunlight, helogen lamp,it starts after sometime.
i consult with a doc who told me that i dont have any cynus problem or any other problem.but my grandmother has this problem.is it a heridity problem?
last one year it is not there.that time i was completely fine.recently from last 5 6 months it starts again.
and one thing i talk in mobile phone for 9 to 10 hours continuesly daily for last 7 months.is this a cause of my headech?
pls help me dr what shall i do?how can i get out of this badly headech?pls advice and tell some medicine.
thanking you ani. Tweet