<span>The question is asking why the same exercise program might conform to the principle of overload for one person but not for another?. Another, simpler way of asking this is : do exercise programs have the same effects on different people? Do different people need to pay attention to different conditions? The answer is: yes, and that's because different people have different levels of physical fitness at the beginning of the regine, so some people might be able to endure harsher exercise than others.</span><span />
Species is a less specific level of classification than domain.
