Trainers work on Houston Texans linebacker Brian Cushing during the first half of an NFL football game against the New York Jets in 2012.
March 19, 2013 The owners have not voted, however, on prohibiting crown hits by ball carriers outside the tackle box.
A Washington Redskins flag is waved prior to the NFC Wild Card Playoff Game against the Seattle Seahawks at FedExField in January.
Al Bello/Getty Images
February 7, 2013 A symposium on "racist" stereotypes in American sports has renewed questions about the NFL team's name. One activist said that two-thirds of team names with Native references have been changed since 1970
Gregg Williams, then a coach with the New Orleans Saints, in August 2011.
February 7, 2013 The Tennessee Titans have hired the former Saints defensive coordinator as a senior assistant coach. Last year, the league vacated the punishments of four players involved in "bountygate."
Randy Moss of the 49ers glides down the field, under an arcing football, on his way to a touchdown against the Patriots on December 16, 2012.
Jared Wickerham/Getty Images
February 1, 2013 Football may be dangerous. But the Super Bowl is a spectacle of beauty. It is an opportunity for us to adore the magnificent achievement of courageous men. That's why philosopher Alva Noë will be watching.
February 1, 2013 In the early days of the NFL, the average lineman weighed 190 pounds. Now they average 300 pounds. A look at the physics behind a tackle shows that bigger and faster players means harder slams to the turf and more severe injuries.
The brain of former NFL star Junior Seau, who committed suicide last year, showed signs of the kind of neurodegenerative disease associated with repetitive head trauma.
January 31, 2013 You're watching the Super Bowl, and on the screen flashes a number to text a $10 donation for brain research. This hasn't happened yet, but as the big event nears, commentator Barbara J. King asks how should we react to the Super Bowl in light of the link between repetitive brain injuries and degenerative brain disease.
Junior Seau, seen here playing for the New England Patriots toward the end of his career, suffered from a degenerative brain disease, scientists say.
Otto Greule Jr./Getty Images
January 23, 2013 The NFL linebacker committed suicide last year and a study of his brain found he suffered chronic traumatic encephalopathy, a disease associated with receptive injuries to the head.
January 10, 2013 Junior Seau, the former NFL linebacker whose suicide last May at age 43 shocked fans and former teammates, suffered from chronic traumatic encephalopathy, a neurodegenerative disease associated with repetitive head injuries, according to research by the National Institutes of Health.
Andy Reid as he left the field Sunday in New Jersey. His last game as head coach of the Philadelphia Eagles was a 42-7 loss to the New York Giants.
December 31, 2012 It's "Black Monday," as NFL.com says — the morning after the end of the regular season and the time for some of the National Football League that didn't make the playoffs to part ways with their coaches.
New Orleans Saints linebacker Jonathan Vilma.
Chris Szagola /CSM /LANDOV
December 11, 2012 Though he said the NFL did prove that the players took part in a scheme that paid them bonuses for hurting opponents, former Commissioner Paul Tagliabue said the cases against them had been "contaminated" by their team — the New Orleans Saints.
Arrowhead Stadium in Kansas City, Mo.
Jamie Squire/Getty Images
December 1, 2012 After shooting his girlfriend multiple times early Saturday morning, linebacker Jovan Belcher drove to Arrowhead Stadium and killed himself in front of coaches and police.
In Baltimore, fans made their feelings clear Thursday night.
Larry French/Getty Images
September 28, 2012 It was clear Thursday night that the return of the league's officials after their labor dispute restored order.
They'll be welcomed back by fans: Regular NFL refs will be on the job again starting tonight. (2006 file photo.)
Shaun Best/Reuters /Landov
September 27, 2012 NFL fans' nightmare is over. The league and its referees have reached a tentative agreement on a new, eight-year contract. So replacement refs — who have been blamed for botching calls and giving at least one team a victory it didn't deserve — have been sent to the showers.
A spoof site launched by Erik Johnson pretends to offer Google's search engine — if it were run by replacements.
September 26, 2012 Frustration over the NFL's not-ready-for-primetime replacement referees has inspired web designer Erik Johnson to present Google's search page as if it were run by replacement engineers and coders. The result looks a lot like the standard Google page, but it doesn't do exactly what you'd expect.
Things haven't been going well for these guys: Some of the NFL's replacement referees, during a Sept. 23 game between the New England Patriots and Baltimore Ravens.
Kevin Dietsch /UPI /Landov
September 26, 2012 Fans from President Obama and Mitt Romney to Joe and Jane Sixpack are begging for a settlement. But there's nothing to indicate that the NFL and its referees will settle their labor dispute in time for this week's games.
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