A weight training bench apparatus includes a support frame; an elongate bench platform mounted on the support frame at an angle to define a platform upper end and a platform lower end and having upper and lower platform segments extending between the platform upper end and the platform lower end, the upper platform segment being positioned at a first angle relative to a horizontal direction, and the lower platform segment having an upper first portion extending at a second angle relative to a horizontal direction which is smaller than the first angle to protrude forwardly from the upper platform segment, to follow the curvature of the user spine lumbar region, and has a lower second portion positioned at a third angle relative to a horizontal direction which is larger than the second angle, and a seat mounted to extend forwardly from the platform lower end.