Causes Of Migraine
Migraines are actually triggered due to the changes in chemistry of brain that are related to decrease in serotonin level which causes migraine formation. Migraines are triggered due to various factors. Withdrawal or exposure of different factors may cause migraine. Factors like chemical, environmental, behavioral, hormonal and dietary may trigger migraine. The environmental triggers may cause each individual to have different impacts and each person must identify to manage the causes of triggers.
There are also some other reasons causing migraine like exposure to light, exposure to caffeine, sensory stimuli, exposure to some particular type of foods, over stress, change in the living environment and hormonal changes in case of women. Exposure to light is one of the common reasons to cause migraine. The main cause of migraine is bright light which is triggering the condition for nearly half of the sufferers. Migraine is also caused by over illumination and also sunlight is said to influence serotonin level very much.
Caffeine can also cause migraine. It is also believed that caffeine has the qualities to alleviate migraine symptoms and it constricts blood vessels. The causes of migraine is also said to increased if caffeine is withdrawn while it is existing. And it is also said to increase stress and anxiety. Over exposure to stress is also said to cause migraine because certain chemicals are said to be released in the brain which causes blood vessels expansion. Migraine is said to be triggered when stress is caused due to exposure to light, and lack of sleep.
Since the normal stability and activity of the body is said to be affected due to skipping of meals, migraine is said to occur. Alcohol also causes or triggers migraine as it increases the blood flow to brain. Preservatives and food additives also triggers migraine. migraine is also caused due to certain food items like nuts, chocolate, fatty foods, cheese, monosodium glutamate.
Weather which cannot be avoided is also an other factor causing migraine. It has been found that change in the weather like change in humidity triggers migraine. The level of sunlight changes in a day or from day to day also causes migraine. In case of women the hormonal changes may result in migraine causes frequently than men because of the menstrual cycles. Migraine is caused due to menstrual cycle is due to the interference of progesterone and estrogen hormone with the chemicals in the brain.
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