Headaches are common but usually do not represent a serious illness. Even when headaches do not have a serious cause, they may be quite painful and disrupt your daily activities.
There are many different causes of headache. The pain in different types of headache varies in intensity, location, and duration. Another important feature that helps distinguish among different types of headache is the quality of the pain: whether it is sharp, dull, constant, intermittent, or pounding. Additional symptoms may accompany a headache:
All these factors help determine whether or not a headache needs emergency treatment. Ultimately, the cause of the headache determines the best treatment.
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