The invention relates to a massage chair, and particularly relates to a massage chair. The technical purpose to be achieved is to provide the massage chair which can prevent sore arms and improve themassage efficiency. The massage chair is characterized by comprising a left chair leg, a right chair leg, a seat, a chair back, a first sliding block, a supporting plate, a second sliding block, a first spring, an adjusting device and the like; the left and right chair legs which are used for supporting are sequentially installed from left to right at the bottom of the seat, the chair back is installed on the left side of the top of the seat , a first sliding groove which is used for guiding is formed in the right side face of the seat back, the first sliding block is slidably located in the first sliding groove, and the supporting plate is fixed to the right side face of the first sliding block. The massage chair has the advantages that the inclination degree of a spine massage wheel canbe adjusted through the adjusting device, a patient uses a foot to stamp on a limiting swing seat to allow a groove plate to move downwards so that the spine massage wheel rotates to massage the spineof the patient, and therefore a medical worker does not need to massage the back of the patient manually.