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New research may shine light on traumatic brain injuries

Jan. 26: Despite the millions of athletes who are injured with traumatic brain injuries every year, there's still no real method to assess how much damage has been done. But new research may make those damages easier to find and treat. NBC's Dr. Nancy Snyderman reports. Despite the millions of athletes who are injured with traumatic brain injuries every year, there's still no real method to assess how much damage has been done. But new research may make those damages easier to find and treat. NBC's Dr. Nancy Snyderman reports. (TODAY)




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http://video.today.msnbc.msn.com/today/50597729/