Transcript for Will New Football Helmet Designs Reduce the Risk of Concussions?
Reporter: At supports labs across the country the race is on to find products that protect the brain. This is the equivalent to running at full speed and hitting a fairly immovable object. Reporter: Among the new in innovations lights that flash after a concussion-causing hit. This is call a check light made by reebok and this is called brain sentry. It's a sensor that clips on the back of the helmet and starting this weekend, players on 16 NFL teams and a dozen college football squads will wear the first new helmet design in decades built to reduce the head-to-head impact so dangerous in America's favorite sport. We can reduce the forces of impact to the players' heads and that's a good thing. Reporter: Riddell, the biggest helmet manufacturer in the country doesn't claim the new helmet will stop concussions but says its flexible panel will absorb for energy on impact. Others have added bullet-stopping kevlar to the inside of helmets but doctors believe many football concussions today are caused by shearing rotational forces. When the head snaps back and swerves around on the neck and the brain slams against the inside of the skull. Making it difficult for even this newest breed of helmets to stop concussions. For "Good morning America," Jim Avila, ABC news, Washington.
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