A massage device includes a motor, a body mechanism and a massage mechanism. The body mechanism includes a faceplate, a soleplate, a massage transmission assembly and a move transmission assembly which are disposed between the faceplate and the soleplate. The massage mechanism fixed to the body mechanism includes at least one massage head, a massage assembly and a massage-head transmission assembly. The transmission of the massage device is through the engagement of the worm, the worm wheel, the massage transmission assembly, the gears, the gear rack, the planetary gear and the central gear. Such transmission enables the massage head to make four kinds of motions at the same time to achieve a variety of massage effects, change the intensity of strength and vary the massage position continuously in a larger region.