Like many terms in the NFL, the exact definition of things in football can vary from team to team, referee to referee, and stat site to stat site. That last question is what we are going to focus on ...

As elite quarterbacks made traditional zone coverage easier to pick apart, modern NFL defenses had to evolve into something far more deceptive and difficult to diagnose. Pattern matching and ...

As the NFL season approaches, and various analysts rank the league's 32 teams by different metrics, one trend will likely emerge: the Arizona Cardinals assuming their place near the bottom of these ...