Migraines are characterized by a strong pulsating headache, often accompanied by nausea, vomiting, sensitivity to light or vision disturbance. The doctors are not sure what are the exact causes of the migraines, but they believe it is about the abnormal dilation and constriction of the arteries that supply blood to the brain. The problem seems to be hereditary and there are several possible triggering factors, including the sensitivity to certain food, stress, hormonal imbalance, birth contro...