Device detection and visualization of living body information

A living body information display apparatus (1), combined with a position detection apparatus and sleeping position (1), is used to properly detect and appropriately an abnormal condition of a body living lying or sleeping on a bed or on the device (1). The living body information and the posture / sleeping position are detected by pressure sensors (221) under a sleeper. The living body information includes, for example, respiratory information, motion information of the body and a sleeping posture. Information relating to the sleeper is represented as a color coded timing diagram, text, and a schematic image, on the basis of sensor signals (221). With this apparatus (1), a user can easily understand the position, posture and breathing information sleeper.