Former NFL quarterback Brett Farve told the TODAY show the toll of his football career and 525 sacks in the NFL "has got to be pretty high." | Ronald Martinez/Getty Images

5 Ways Football Could Be Made Safer

As the NFL opens regular season, new technology and practices aim to cut concussions.

Published On 11/18/2013
11:50 AM EST
Special helmets designed at Virginia Tech contain 12 accelerometers and a wireless transmitter that can send hit data to a nearby laptop that is monitored during practices and games. | Courtesy of Gunnar Brolinson
Devin Hester of the Chicago Bears receives the opening kickoff during an NFL game against the San Diego Chargers at Soldier Field on Aug. 15, 2013 in Chicago. | Tom Dahlin/Getty Images