A whole body exercise device comprises an upper body exercise part which comprises an upper body support which supports the upper human body, a mat fixing plate which is disposed at an upper surface of the upper body support, a link which is disposed at one side of a lower surface of the upper body support, a rotary shaft which is disposed at the lower surface of the upper body support for a seesaw motion, a crank cam rod which is disposed between the link and a driven shaft pulley, a main shaft pulley which is connected to the driven shaft pulley by a power transmission part, and a driving shaft pulley which is connected by the power transmission part to the main shaft pulley and a motor; and a waist and hip exercise part which comprises a hip support which supports a hip, a height adjustment cylinder which is connected to a lower end of the hip support, a guide, a rail, a power transmission motor for the parallel movement, a reciprocating rotation crank rod, a cam whose one end is connected to the reciprocating rotation crank rod and whose other end is connected to the main shaft pulley through the rotation axis, and a pulley bracket whose one end is connected to the main shaft pulley through the rotation axis and whose other end is fixed to a lower end of a main frame.