Disclosed is a cushion for relieving fatigue and reforming a sleeping position. The cushion includes a cylindrical sponge, and first, second and third driving motors placed in the sponge to apply vibrations to a user. A controller controls the first, second and third driving motors to generate the vibrations. The cushion also has a cylindrical plastic frame having open ends so that one end of the sponge is fixed in the frame, and an inner cover covers the sponge and first and second molded bodies of the frame. A vessel receiving a battery is inserted into an end of the frame, and a cap covers an opening of the vessel and is equipped with an input unit and a display unit of the controller. An aromatic case is mounted to the cap and has an aromatic material therein for releasing the aroma, and an outer cover covers the inner cover and the frame. A warming or cooling sheet, having pockets sewn on an internal surface thereof to accommodate hot or cold packs, is detachably (mounted to an external surface of the outer cover for emitting warmth or coolness. The user lies on his or her side while wrapping the arms and legs around the cushion or holds the legs on the cushion, whereby the spine of the user becomes straight and blood circulation is improved, thus reforming the sleeping position and recovering from fatigue. |