November 12, 1892 the Allegheny Athletic Association defeated the Pittsburgh Athletic Club, (surprise surprise Pittsburgh still can't win anything lol) this was the first professional football game ever played, i don't know if you were looking for the first recreational football game ever played (impossible to find people invent new games every day) but this is the game i wrote my entry paper on for sports psychology.
Modern day footballs are actually more elongated, oval shaped then the original round ones.
The specification of the first football were laid down in 1872. The first footballs were used by Football association who played at that time.
They use them for practice.
one
Years ago, I was told each NFL home team must have 24 footballs on hand for the game.
Three
When did the NFL and the AFL start using the same size footballs
12
of course not. well maybe in a game
2 or 3
What are the causes of foot injuries in football game and how to prevent that
24