Migraine headache occasionally giddy see not clear how is the thing to return a responsibility

Mainly caused by cerebral vascular neuropathy, when the body long-term rest improper or emotional excitement will cause brain congestion and cause pain, when the brain pressure is too high, it will oppress the optic nerve, resulting in blurred vision phenomenon. In addition, when the body disease meningitis, hypertension and so on will cause this phenomenon.