I was not military so take this as a second hand information. I fly all the time with graduates of the service academies as well as ROTC graduates of...
is choosing jets choosing a training/fitness lifestyle as well? I'd imagine the military's approach to physiology under flying stress has progressed...
No one tell OSHA, but as a kid, I'd load hay in the fields, sometimes with a cousin, sometimes alone, with a low flatbed trailer behind a 40s vintage...
Same for me but I never thought of handling bales as the highlight. Riding on (and jumping off) the tractor all day, riding down the road on a stack...
Give yourself a little room, grip both loops of twine with one hand and with a swing, a push from your free hand and a little practice you can throw...