According to Gail b Slap, M.D. and Martha M. Jablow authors of the book teenage health care, over 80 percent of high-school athleats who play football are out with injuries for at least four days of the season.

According to Gail b Slap, M.D. and Martha M. Jablow authors of the book teenage health care, over 80 percent of high-school athleats who play football are out with injuries for at least four days of the season.

According to Gail b Slap, M.D. and Martha M. Jablow authors of the book teenage health care, over 80 percent of high-school athleats who play football are out with injuries for at least four days of the season.

Ancient romans played a game similar to modern football using an inflated animal bladder, they introduced the game to the british isles which they conquered around 100 bc.

Ancient romans played a game similar to modern football using an inflated animal bladder, they introduced the game to the british isles which they conquered around 100 bc.

Ancient romans played a game similar to modern football using an inflated animal bladder, they introduced the game to the british isles which they conquered around 100 bc.

Ancient romans played a game similar to modern football using an inflated animal bladder, they introduced the game to the british isles which they conquered around 100 bc.

Ancient romans played a game similar to modern football using an inflated animal bladder, they introduced the game to the british isles which they conquered around 100 bc.

The first paid player was William Heffelfinger, he played

for the allegheny athletic association on November 12 1892 and was paid $500.

The first paid player was William Heffelfinger, he played

for the allegheny athletic association on November 12 1892 and was paid $500.

The first paid player was William Heffelfinger, he played

for the allegheny athletic association on November 12 1892 and was paid $500.

The first professional football game in the united states was played in 1895 at Latrobe Pennsylvania, the NFL (national football league) wasn’t founded until 1921.

The first professional football game in the united states was played in 1895 at Latrobe Pennsylvania, the NFL (national football league) wasn’t founded until 1921.

The first professional football game in the united states was played in 1895 at Latrobe Pennsylvania, the NFL (national football league) wasn’t founded until 1921.