7 Patriots takeaways: Nelson Agholor continues to impress as joint practices with Panthers loom
Guardian Caps - Are the soft-shelled football helmet covers effective at limiting head injuries? - ESPN
NFL expands use of helmet caps
NFL hopes to reduce head injuries with helmet experiment
NFL CMO Dr. Allen Sills explains importance of mandated guardian caps during training camp
Guardian Caps - Are the soft-shelled football helmet covers effective at limiting head injuries? - ESPN
NFL CMO Dr. Allen Sills explains importance of mandated guardian caps during training camp
Guardian Cap Results: “Exceeded Our Expectations”
NFL announces more steps to reduce head injuries
NFL report: concussions dropped 50 PERCENT when players wore new 'Guardian Caps' over the summer
Guardian Caps', NFL's Most Recent Attempt At Preventing Head Injuries
Coverage of the NFL in Guardian Caps
NFL Health and Safety Fact Sheet
Guardian Caps', NFL's Most Recent Attempt At Preventing Head Injuries