Patriots' Bill Belichick not fazed by fallen head coaches

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

  • The BYU student newspaper published a feature on BYU student Jake Merrell, who has developed a "smart foam" that can be placed inside a football helmet to measure the impact of each hit.
  • WJLA-TV featured the researchers at George Mason University and their saliva studies that could help to better diagnose concussions.
  • Newswise reported that researchers from the University of Virginia will track more than 130 athletes from the school for head injury studies.

-- Bill Bradley, contributing editor

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