The adjustable massage apparatus has a massage effect of which is based on the suction effect created in connection with the treatment head of the apparatus. The treatment head of the apparatus has a surface which comes into contact with the skin, a frame, and a low-pressure chamber, associated with the surface for creating a low-pressure suction in order to lift the skin. The apparatus has a sensor for measuring characteristics of skin tissue, and elements to automatically adjust the low-pressure suction to the desired value, on the basis of the obtained measurements.