wat's the exact cause..

seriously duno why i hav been having headache veri oftenly..duno why but i read my brother manual bk and it saes tat actually one of the reason could be emotionally upset or stress..stress i dun think so but more of emotional upset..duno why lah..hai~then yesterday had a realiterrible dream..i dreamt tat i met a indian guy who was druken and i was kar jiao by him but later my brother came to my rescue..hai~so scary..when i woke up i was sweating like hell..later i went to sleep again then the same dream came bac..how??dun tell me it will reali happens one day..i am reali scared cos my dream always came true no matter wat..its onli how fast is it onli..