Sectional football games have the glory and the despair of war, and when a Texas team takes the field against a foreign state, it is an army with banners. ↗
But the equipment to protect the players hasn't developed along with that, so now you have more players out with worse injuries, for longer periods of time. ↗
Hey, our Founding Fathers wore long hair and powdered wigs - I don't see anybody trying to look like them today, either... But we do look to them as role models. ↗
The NFL today has bigger, stronger, bodies than ever, moving faster than ever, hitting a stationary object harder than ever before - so the physics of the hit have changed. ↗