I think a good measure of how productive your running game is, is calculate the average after removing sacks and explosive running plays.
With as much pre-snap movement that we do, I would expect jet sweeps to be very effective.
Water made you weak, and Ammonia capsules were commonplace to break under your nose to snap you out of unconsciousness after an excellent helmet to helmet hit.
When I joined the Army at 18, I was 5’5†and 120 lbs. Eleven weeks later I was 5’8†and weighed 145. By the time I left the Army 2 and 1/2 years later, I was 5’10†and 165.