San Francisco 49ers' Eric Reid might change his tackling style

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

  • The Charlotte Observer wrote about UNC-Chapel Hill's Medical Center and its involvement in the NFLPA's recently announced health care program for retired players.
  • reported more former players want in on the UCLA study to diagnose CTE in living players.
  • KLTV-TV reported on the ImPACT concussion test and how it will help student athletes in Tyler, Texas.

-- Bill Bradley, contributing editor

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