Wes Welker, Percy Harvin try to shrug off concerns of concussions

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

Also, the New York Daily News reported that Welker told former New England Patriots teammate Randy Moss of Fox Sports he would play in the Super Bowl with another concussion.

  • WBUR-FM in Boston looked at a group trying to create the National Robotics League for football to try to avoid injuries to humans.

-- Bill Bradley, contributing editor

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