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Zone coverage (also referred to as a zone defense) is a defensive scheme in gridiron football used to protect against the pass. Zone coverage schemes require the linebackers and defensive backs to work together to cover certain areas of the field, making it difficult for the opposing quarterback to complete passes.
Zone defense is a type of defensive system, used in team sports, which is the alternative to man-to-man defense; instead of each player guarding a corresponding player on the other team, each defensive player is given an area (a zone) to cover. A zone defense can be used in many sports where defensive players guard players on the other team.
The concept of zone blocking in both the run and pass game was created by Iowa coach Kirk Ferentz. [dubious – discuss] However, this blocking scheme came to prominence in the modern game when used by the Denver Broncos, under offensive line coach Alex Gibbs (formerly the offensive line coach for the Seattle Seahawks), and head coach Mike Shanahan.
The primary goal of the offense is to score points. [1] To achieve this, coaches and players design and execute plays based on several factors: the players involved, the opponent's defensive strategy, the time remaining before halftime or the end of the game, and the number of points needed to secure a win.
A football field as seen from behind one end zone. The tall, yellow goal posts mark where the ball must pass for a successful field goal or extra point. The large, rectangular area marked with the team name is the end zone. Football games are played on a rectangular field that measures 120 yards (110 m) long and 53 + 1 ⁄ 3 yards (48.
Zone blocking is a technique that is a simple and effective scheme for creating lanes for running plays. In a zone blocking scheme, fleet-footedness and athletic ability trump size as desirable qualities in offensive linemen. Coordination and technique matter more than muscle in implementing a successful scheme because defensive linemen are ...
A fire zone blitz is a specific zone blitz in which the defense rushes 5 with a 3–3 coverage behind it—three deep defenders and three underneath defenders. Although the fire zone can be run out of many fronts and alignments, the main points are the weakside defensive end or end man on the line of scrimmage away from the blitz dropping off ...
A cornerback's responsibilities vary depending on how the defense assigns protection to its defensive secondary. In terms of defending the run, often corners may be assigned to blitz depending on the coaching decisions in a game. In terms of defending passing plays, a corner will be typically assigned to either zone or man-to-man coverage.