The problem was not exercise but malnutrition. It was a question of enjoying enough food vs. having, as Piers Plowman put it, "no penny, pullets for to buy, N

The problem was not exercise but malnutrition. It was a question of enjoying enough food vs. having, as Piers Plowman put it, "no penny, pullets for to buy, Nor neither geese nor pigs · but two green cheeses, A few curds and cream · and an oaten cake"