Let us suppose, hypothetically, that I am approached by a young man in the football offseason who wishes to improve his performance on the field for the aforementioned sport. He asks for advice on how to train appropriately for this goal. Let us assume this young man is 5’11”, 160 lbs, and between his sophomore and junior seasons in high school. He is of average build, moderately athletically inclined, and-for the sake of the discussion-going to follow my advice. Essentially,