Exclusive breastfeeding protects against postpartum migraine recurrence attacks?

objectives: to observe postpartum migraine recurrence among migraine sufferers before pregnancy, its classifications and associated factors and to compare women, who were exclusively breastfeeding, with those that used other forms of infant feeding. methods: out of 686 consecutively assisted women, at the first postnatal week, 266 were identified as migraine sufferers before pregnancy. among those, one in five that were exclusively breastfeeding (53) and all the ones consecutively using others forms of infant feeding (40) were interviewed at the first and forth postpartum weeks. results: after multivariable analysis, exclusive breastfeeding, no breastfeeding problems, and low income were associated with decrease in migraine recurrence at the first postpartum week. at the fourth week, exclusive breastfeeding continued to be a protective factor. conclusions: a decrease in postpartum migraine recurrence seems to be another advantage of exclusive breastfeeding.