Even if the brain itself is insensitive to pain, certain regions of the skull such as the scalp, face, mouth and throat have nerve fibers that are sensitive to pain and which can hurt. Headache – or cephalgia – generally means any type of pain that would appear in these sensitive regions of the skull.
Headaches can be put into two groups: Primary headaches, to which stress headache, cluster headache and migraine headache belong and which are not caused by any disorder; And Secondary headaches which are caused by an illness.
Headaches are the most ordinary disease of the nervous system. Everyone will suffer from them at some point , but for 55 million Americans, it is a usual problem. According to the World Health Organization, one in every 20 adult suffers from recurring headaches, with females being more at risk than men.
Headaches can be highly handicapping and may very negatively affect the people who experience them. Work ability is lessened for these people, which can negatively affect their financial situation.
The ability to socialize is also limited as the suffering, or the fear thereof, can make people more irascible. Some...
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