“How many of you that are reading this page have started, at some time or other, a systematic course in walking, dumb-bells, Indian clubs, or some other form of exercise? Most of you, I am sure. But how many of you have kept it up? Comparatively few I am certain. Here lies the real difficulty in connection with our present ideas of exercise. It is not a difficulty relative to knowledge; for in these days we all know what we should do. It is a difficulty relative to desire.”
This was written in 1910. The exercises may have changed, but our avoidance of them has not. This week for Broadly: a history of exercise.