Originally Posted by dgregory57
Based on your experience, exercise besides making us healthy can also help to make medical conditions more obvious... another good reason for pushing ourselves physically, and listening to our bodies!
This is an excellent point dgreg. The fact that we exercise allows us to push our bodies to thresholds that normal people won't. The result, a sort of early warning system. We'll find problems at an earlier stage than those who are sedentary.