Friday's health and safety news from the world of football: with the USA Network that it will expand its "NFL Characters Unite" program to oppose bullying, prejudice and discrimination. The partnership will include a weekly on-air vignette and webisode series on charactersunite.com launching on Dec. 2. president Michael Alex Belzile Jersey Bidwill that the NFL's new personal conduct policy could spark cultural change. a studies about character concerns vs. performance in the NFL. that college football's reported concu sions dropped by 25 percent during this past regular season among FBS schools. that its Council of Presidents meeting focused on the health and wellne s of student-athletes. how young is too young to play tackle football.on Heelan High School, which was one of 10 schools around the country to receive free ShockBox concu sion sensors this season.-- Bill Bradley, contributing editor Glenn Anderson Jersey