Hello I want to ask that I have sometimes a worst headache . I can t bear noise at that time .It can t be relieved without pain killers .It normally happens in hot weather .after tthis headache I goes to sleep and when I wakes up I find my self much better . But pain is unbearable normally at back side of head . And only one side . And I also have pain on that side of my face. In my that side of ear neck jaws. And also feels flu type on that side of nose .