A widespread myth among fitness enthusiasts has it that one must train one way for increasing muscular size and strength and another way for improving cardiovascular condition; lift weights to build strength and jog to enhance aerobic condition. As Arthur Jones of Nautilus stated, “Half of that belief is true, since jogging will do nothing to build strength and size and will, in fact, if overdone, as it usually is, do quite a bit in the way of reducing both muscular strength and size. But it’s not true that proper strength-building exercises will do nothing for improving cardiovascular condition.” How did Jones arrive at that conclusion? Continued…