PREMENSTRUAL migraine and closed-angle glaucoma have many points of similarity: thus both may be provoked by the water-drinking test; all are more severe in the early morning; contributory factors precipitating attacks include emotional stress and fatigue; and in both there may be other systemic disturbances such as nausea, lethargy, and vertigo. The excitable temperament of patients with close...

Menstruation has been a puzzling problem, not only to the laity but also to the physician and to the biologist. The nature of menstruation and, if one may say so, its biological meaning, have been quite obscure until a few years ago, but recent biological analyses, based upon and continuing Heape's and Marshall's fundamental work, revealed facts and relations which really provide an explanation...