An automatic massage apparatus may include a main body, a massaging unit, at least two first belts and at least two second belts. The main body has a guiding rail that is hollow to provide a space for a driving unit of the massaging unit, and a long groove is formed on both sides of the guiding rail. The massaging unit has a driving unit that has a driving shaft extending towards both sides of the driving unit. Both ends of the driving shaft have a plurality of wheels disposed against the rail of the main body, and these wheels are appropriately spaced. Both sides of the massaging unit have at least one compartment and a second compartment. One end of the first belt is secured on the first end of the positioning unit, and the other end is wrapping the driving shaft in the first compartment.
