Headache is one of the most common terrible things that happen to almost every one, once or twice in every month or even more. Actual causes of headache are not very well defined. There are actually lots of different reason that can contribute to chronic headache or transient headache. According American Society of Headache, the causes of headache are defined in distinctive ways. The majority of everyday headache we almost face every day is either migraine or tension headache. Sinus headache is also very common and often misconstrue as migraine headache. The sinus headaches usually cause due to exposure of excessive sun or infection of upper respiratory tract and also regulated by certain chemical in nervous system. A short time sudden headache is often triggering by tension or anxiety. Broadly headache can be defined as two groups according to causes of headache; they are primary headache and secondary headache. Primary headache can be any headache with underlying disease processes like tension headache, sinus headache or migraine. The secondary headache can be due to brain tumor or meningitides or due to optical issues are few examples. Some people are very sensitive to certain external causes and very much prone to headache. [...]
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