Migraine – Causes, Symptoms, and Cure
Migraine is one of the common problems that afflict many of the people. This headache problem occurs due to changes which might occur in the brain and the blood vessels which surround them. Some important facts related to a migraine This headache lasts from 4 hours to three days with the frequency varying from a daily basis to less than once a year. National Headache Foundation, a research organization dedicated to health issues in the United States of America has found out that around 37 million people in the United States have issues related to a migraine. An important fact related to a migraine is that it affects women three times more than it affects men. Causes of migraine headaches The exact causes of migraine headaches are yet not known, but it is believed that it occurs due to the expansion of the blood vessels and release of some chemicals which results in the occurrence of pain. Two chemicals namely serotonin and dopamine have been found to be responsible for the occurrence of a migraine. These two chemicals are generally found in the brain but can result in abnormal functioning of blood vessels. It is, however, known that different triggers ignite a migraine and different people have distinct triggers, which incite a migraine in them.