Lineman (American football) ||This article needs additional
citations for verification. (June 2007)| In American football, a
lineman is a player who specializes in play at the line of
scrimmage. The linemen of the team currently in possession of
the ball are the offensive line, while linemen on the opposing
team are the defensive line. A number of NFL rules specifically
address restrictions and requirements for the offensive line.
The defensive line is covered by the same rules that apply to
all defensive players. Linemen are usually the largest players
on the field in both height and weight, since their positions
usually require less running and more strength than skill
positions. Offensive line  The interior offensive line consists
of the center, who is responsible for snapping the ball into
play, two guards who flank the center, and two offensive tackles
who flank the guards; NFL rules require that a team have all
five of these interior linemen on the field for every offensive
play. In addition to the inte