Between the 2011 and '15 seasons, the Dolphins spent $221.62 million in guaranteed money on free agents, the most of any team.

After rushing for a league-high 1,845 yards with the Cowboys in 2014, DeMarco Murray produced just 702 last season with the Eagles. That 1,143-yard dropoff was the largest in NFL history for a reigning rushing champ who played at least 10 games.

Peyton Manning retires as the NFL's all-time leader in passing yards (71,940), passing touchdowns (539) and QB regular-season wins (186, tied with Brett Favre). 

Peyton Manning is the only quarterback in NFL history to start and win the Super Bowl with two different teams.

Peyton Manning threw more TD passes to Marvin Harrison (112) than any other player. Reggie Wayne is second with 67.

Tom Brady and the Patriots reached an agreement on a two-year extension that would keep him with the Patriots through the 2019 season. Tom Brady has had a better win percentage, completion percentage and touchdown-to-interception ratio in his 30s than in his 20s.

If Tom Brady plays at least one game each season throughout the 2019 season, that would mean 20 seasons with the Patriots. Three players have spent at least 20 seasons with one team in NFL history: Jason Hanson (21 with Lions), Darrell Green (20 with Redskins), Jackie Slater (20 with Rams).

The NFLPA confirmed Monday that the 2016 salary cap will rise to a record $155.27M in 2016. The $11.99M increase from last year is the second-highest total annual increase in the salary cap since it was first instituted for the 1994 season. 

The 2016 NFL draft will feature a record 107 early entrants (96 underclassmen, 11 graduates with eligibility remaining). The previous high was 102 in 2014.

No NFL MVP has won the Super Bowl since Kurt Warner did in 1999.

Peyton Manning becomes the first QB with 200 career wins as a starter, including playoffs.

Peyton Manning becomes the first player in history to win a Super Bowl as the starting QB for two different teams.