This is true. Lots more obese people and not healthy. Diabetes rates have skyrocketed since then and their extermenties are prone to have deadened nerves for lack if circulation.
And liquor isn’t helping in any cases
The real infirmity is mental - thinking sports are that important
Old neighbor was head of the engineering division that was adding seats to a major college football stadium that was built in the 1930s. I don’t recall the exact measurements but the space allowed for a bench seat in 1930 was 16” but the newer, modern ones were in the 22” range and it was due to size, not comfort.