Thursday's health and safety news from the world of football:
- The Washington Post looked at recent public service announcements made by NFL players to change personal conduct in and out of football.
- New Hampshire Public Radio reported on a study at the University of New Hampshire that uses the FCS football team to find if football without helmets would lead to fewer concussions.
- Newsworks reported on a University of Pennsylvania study that is trying to identify possible keys to the gauging the extent of concussions.
- NorthJersey.com looked at the various football helmet sensors for concussions that have come on the market recently.
-- Bill Bradley, contributing editor