Real world physical and mental fitness should be a big part of being equipped to survive, be it in the urban jungle or out in the wilderness.

As I recently witnessed, many people have all the latest, lightest razzle dazzle gear to equip a company of boy scouts yet cannot carry a 20 - 30 lb pack for more then a mile or 2 on flat land without suffering a near physical meltdown. Yet these same people can run like a Gazelle on the gym treadmill for an hour straight...