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Headache is a very common disease the USA . Every year, about fifty millions people have to go to the doctor because headache . The symptoms of a headache is various. People can se black dots or bright spots in frot of their eyes. They may also have painful only on one side of the head. Sometime when the pain go away, the head is sore . People have headache when they work to hardly or they too nervously about something. Medicine can help cure the disease usually has to do more than taking tablets. They can prevent headaches by changing their diets or their lifestyle or simply by go to bed.
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