Magnetic Mattress

A health pillow having both magnetic effect and manual pressure effect and further having good air permeability, which comprises a hollow pillow body consisting of a foamed synthetic resin; a large number of permanent magnets distributedly arranged on the upper surface of the pillow body; and a cover material covering the pillow body and the permanent magnets. The said hollow pillow body has a large number of projections, which consist of the foamed synthetic resin itself and are distributedly arranged on its upper surface such that each permanent magnet is arranged between the projections, and further has a large number of projections consisting of the foamed resin itself distributedly arranged on its bottom surface. The hollow pillow body further has vent holes distributedly formed so as to communicate the outside of the hollow pillow body with the hollow portion formed inside the body.