The NFL has the highest turnover rate and parity out of any professional sports league, and a team finishing with a strong record and a playoff appearance in one season does not necessarily translate into a playoff repeat in the next season.
The 2011 season was a unique one as we saw many teams go from being bottom-feeders to making the 2012 postseason. Also, many perennial playoff teams failed to make the postseason last year.
However, 2012 will most likely right the ship and return the NFL to a sense of normalcy.
Here are four teams that made the playoffs after the 2011 season that won't make it after this season.