American football

American football, accepted as football in the United States and Canada and additionally accepted as amphitheatre football or artlessly gridiron, is a ancestors of football aggregation sports primarily played in the United States and Canada. American football originated in the United States, its antecedent rugby football in the United Kingdom in the aboriginal 19th century.

NFL

Football is one of the best accepted sports in the United States, with the Civic Football Alliance (NFL) actuality the best accepted sports alliance in the country. The action is additionally accepted at the academy and aerial academy levels, and assorted abecedarian and semi-professional leagues additionally exist.

The basal rules of football are almost simple. The cold of the bold is to beforehand an oval-shaped brawl bottomward the acreage by either active with it or throwing it to a teammate. The aggregation with ascendancy of the ball, accepted as the offense, attempts to account credibility by advancing the brawl into the end area at the opponent's end of the field. The opposing team, accepted as the defense, aims to stop the breach and booty ascendancy of the brawl for themselves.

The bold is disconnected into four quarters, anniversary abiding 15 account with a halftime breach afterwards the additional quarter. If the bold is angry afterwards four quarters, an overtime aeon is played to actuate a winner. The aggregation with the best credibility at the end of the bold is declared the winner.

Football is a physically ambitious sport, acute a aggregate of strength, speed, and endurance. Players charge be able to run, jump, and tackle, as able-bodied as bandy and bolt a brawl with accuracy. Injuries, decidedly to the arch and knee, are accepted in football, and players charge abrasion careful accessory such as helmets and pads to abate the accident of injury.

The NFL, which was accustomed in 1920, is the oldest and best accepted able football alliance in the United States. The alliance currently consists of 32 teams, disconnected into two conferences, the Civic Football Conference (NFC) and the American Football Conference (AFC), and eight divisions. The NFL is the best accepted sports alliance in the United States, with millions of admirers affability in to watch abecedarian on television and in actuality anniversary week.

College football is additionally a accepted action in the United States, with abounding universities fielding their own teams. The accomplished akin of academy football is the NCAA Division I Football Basin Subdivision (FBS), which includes the above academy football programs in the country. The top teams in the FBS attempt in a alternation of basin abecedarian at the end of the season, with the champ of the final game, accepted as the Academy Football Playoff Civic Championship, actuality crowned the civic champion.

In accession to the NFL and academy football, there are additionally a cardinal of abecedarian and semi-professional football leagues in the United States, such as the Arena Football Alliance and the XFL. These leagues accommodate opportunities for players who may not accept been able to accomplish it to the NFL or academy football to abide arena the action at a aerial level.

The acceptance of football in the United States has additionally led to the action actuality played about the world. American football is now played in countries such as Canada, Mexico, Japan, and Europe, with abounding all-embracing players award success in the NFL.

Despite its popularity, American football has faced criticism in contempo years. The action has been affiliated to a aerial amount of arch injuries, with abounding above players adversity from altitude such as abiding alarming encephalopathy (CTE) as a aftereffect of again arch trauma. The NFL and added football organizations accept taken accomplish to abode these concerns, such as implementing new rules to abate the cardinal of hits to the arch and advance in analysis to advance amateur safety.

In conclusion, American football is one of the best accepted sports in the United States,