Niners' Jim Harbaugh relishes coaching youth clinic

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

  • featured Derrick Brooks' public service announcement, which is part of the United Way's 40th Anniversary contest for the best NFL PSA.
  • U-T San Diego reported on the tackling issues and how California officials are monitoring unnecessary roughness and violent hits.
  • The Toronto Globe and Mail reported that the Canadian government is launching a multimillion-dollar national initiative to study the impact of concussion on the developing brain in response to growing concerns about children's safety in sports.

-- Bill Bradley, contributing editor

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