Pillow

The pillow comprises a pillow body, a monitoring pad and a controller, the pillow body is connected with the monitoring pad, the monitoring pad is provided with an induction piece, the induction piece generates different electrical parameters according to the change of the area of the monitoring pad covered by the back of a human body, and the controller is connected with the induction piece; wherein a lifting mechanism is arranged in the pillow body, the lifting mechanism is connected with the controller, the lifting mechanism comprises an inflation tube, and the controller controls the inflation tube to inflate or deflate so as to increase or reduce the thickness of the pillow. The pillow provided by the utility model not only ensures that the accuracy of a detection result for detecting the lying posture of a human body is high, but also does not influence the comfort of a user during sleeping, and the pillow body can always provide good support for the shoulder and neck no matter whether the human body li