Study shows over-the-counter mouth guards don't protect as well

Thursday's health and safety news from the world of football:

  • Digital Journal published a peer-reviewed study that showed custom-made mouthguards outperformed store-bought models in reducing the risk of concussions.
  • KMBC-TV in Kansas City looked at an emerging concussion test at the University of Kansas Hospital's concussion management center using a blood test.
  • published work by a group of University of Arkansas researchers who are working on wireless helmet sensors.
  • The North Carolina High School Athletic Association passed a rule that any coach who coaches a game without taking a concussion awareness course faces a $500 fine, according to the Raleigh News & Observer.

-- Bill Bradley, contributing editor

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