The present invention relates to an apparatus for relieving back pain, the apparatus having a top and a leg assembly for supporting the top when the apparatus is placed on a surface. A method of relieving back pain is also provided, wherein a user adjusts the height of an apparatus according to the user's buttock popliteus length, and lay on the surface and place his/her lower legs or feet on the top of an apparatus such that the knees are bent at substantially 90 degrees and his/her back is flat on the surface.