An apparatus for performing pushups thereupon, comprising: two arcuate side pieces each comprising a gradually sloping front section and a sharply descending back section terminating in feet; each back leg being telescopically extendible from a back section of an arcuate side piece, and incorporating a locking means to keep the back legs extended by a desired amount; the front and back feet for supporting the apparatus on the ground; the apparatus further comprising a rectangle of struts coupling the arcuate legs together, and an upper cross bar for coupling the arcuate side pieces together near the highest point thereof; such that a user may alternatively: (i) grip the gently sloping front sections and ergonomically support his arms thereby to perform moderate press ups, or (ii) support his ankles on the upper cross bar and hands on the ground to perform demanding press ups.