90:4.4
Disease was treated by chanting, howling, laying on of hands, breathing on the patient, and many other techniques. In later times the resort to temple sleep, during which healing supposedly took place, became widespread. The medicine men eventually essayed actual surgery in connection with temple slumber; among the first operations was that of trephining the skull to allow a headache spirit to escape. The shamans learned to treat fractures and dislocations, to open boils and abscesses; the shamanesses became adept at midwifery.