The brain to overreact to stress migraines, hormones or other trigger. Migraine headaches result from a combination of blood vessel enlargement and therelease of chemicals from nerve fibers that coil around these blood vessels. During migraine attacks,widening blood vessels in the meninges very strong small and therefore easily permeable. By leakage of blood substances into the brain tissue of the skin over the entrance.
Nerve plexus of the brain is very sensitive irritated skin. The pain of migraine results. Even the normal pulsation of blood vessels in the head can cause unbearable pain. This causes a release of chemicals that cause inflammation, pain, and further enlargement of the blood vessels.
A migraine headache causes the sympathetic nervous system to respond with feelings of nausea, diarrhea, and vomiting. This response also delays the emptying of the stomach into the small intestine (affecting food absorption), decreases blood circulation (leading to cold hands and feet), and increases sensitivity to light and sound. Migraine afflicts 28 million Americans, with females suffering more frequently (17%) than males (6%).
Missed work and lost productivity from migraine create a significant public burden. An estimated 40%-60% of migraine attacks are preceded by premonitory (warning) symptoms lasting hours to days. Nevertheless, migraine still remains largely underdiagnosed and undertreated. Less than half of individuals with migraine are diagnosed by their doctors.
Migraine triggers
Migraine can result from different situations and stimuli.
- Stress
- The stimuli such as noise, bright light, like light from the sun, TV or computer monitor, and certain odors or perfumes
- Hormonal changes during menstrual cycle fluctuations, birth control pills, hormone fluctuations during menopause onset
- Too much or too little sleep/ Changes in sleep patterns or irregular sleep
- Caused by alcohol, preservatives and flavoring food (sodium nitrate and monosodium glutamate)
- Foods containing tyramine (red wine, aged cheese, smoked fish, chicken livers, figs, and some beans), monosodium glutamate (MSG), or nitrates (like bacon, hot dogs, and salami) ?
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