you NEED to exercise YOUNG to BENEFIT when OLD exercise at 80 if you never did before is not optimal My two grandfathers never went to the gym yet strong phys

you NEED to exercise YOUNG to BENEFIT when OLD exercise at 80 if you never did before is not optimal My two grandfathers never went to the gym yet strong physic and mind. One died in his garden, the other one died while stone cutting. Both 80+, no any supplements whatsoever