An introduction to football positions on offense and defense (4-3 & 3-4). Get a base look at different roles and schemes.

Learn the basics of football offense and defense! This video explains offensive formations, 4-3 and 3-4 defensive schemes, and key positions like offensive/defensive line, linebacker, and safety.

Wisconsin football fans should know that by now, as they have seen the transformation from a 4-3 to a 3-4 up in Green ... it comes down to the execution on the field. One philosophy Aranda shares ...

There are two constants, across the level of competition: 120 yards (360 feet) of length and 53 1/3 yards (160 feet) of width. The playing field ... football, the hash marks are 53 feet, 4 inches ...