Migraines, hereditary?

Portugal - Researchers at the Institute of Molecular and Cell Biology (IMBC) and the Hospital de Santo Antonio de Porto have shown that parents direct most people migraine are three to four times more likely to suffer from the same pathology.

The team of Dr. Lemos was interested in a sample of 144 families, totaling 483 people, distinguishing cases of migraine with or without aura. The aura distinguishes sensory phenomena, often Ophthalmic but sometimes visual or motor accompanying or preceding the migraine.

The risk was estimated at 143 patients with first-degree relatives of the family member suffering from migraine with aura and in 196 parents of first-degree family member suffering from migraine without aura, as well as their spouses. The results were compared with those of the general population.

The risk of suffering from migraine is higher among first-degree relatives of patients of both types of migraine compared with the general population. The risks for spouses are comparable to those of the general population.

In addition to genetic predisposition, environmental factors like food, sleep or change in time are related causes migraine. Dr. Lamos said: "It is believed that hormonal changes may also be the cause of this disease, which explains the higher incidence among women, two to four times higher than among men. "

The search for more specific causes of migraine would develop more effective and more focused.

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