The present invention addresses the problems of providing a method and a device with which an ambulatory status, including movements of an upper body, can be detected easily, without complex operation of the equipment used, in a medical facility for rehabilitation or the like. In case of detecting the ambulatory status of a subject (10), the problem is solved by detecting the ambulatory status of the subject by measuring conditions of movement in at least two places, specifically, a lumber area (12) and a thoracodorsal area (14) of the subject.
