Wednesday's health and safety news from the world of football:
- NFL.com's Jeff Darlington reported that the league has advised its officials that they need to be in shape for Chip Kelly's Philadelphia Eagles offense. NFL executive vice president of football operations Troy Vincent talked about Kelly's offense during the league's referee meetings earlier this week.
- AL.com reported that Auburn University's concussion protocol exceeds the guidelines recently announced by the NCAA.
- The Christian Science Monitor analyzed why Gov. Jerry Brown signed a law that will limit full-contact practices in middle and high schools in California.
- Speaking of full-contact rules, PermianBasin360 reported on the new Texas high school rule that limits full-contact practice to 90 minutes a week.
- After retiring from the University of Minnesota football team because of concussions, former lineman Caleb Bak has turned to a career of protective hacking, according to the Minnesota Daily.
-- Bill Bradley, contributing editor