Fibromyalgia and menopause: an open study on postmenopausal hormone therapy.

Background: Fibromyalgia women (FM) seems to get worse at menopause suggesting some influence of estrogens on its pathophysiology. We aimed to study the influence of postmenopausal hormone therapy (HT) in FM, the relationship with sleep and FM impact.

Methods: We analyzed prospectively 69 menopausal women, divided in two groups, FM group (FMG; N.