Injury Study Tracks Football's Youngest Players

摘要

This summer's announcement that the National Football League will pay $765 million to settle a lawsuit by thousands of former players is just one sign of the growing concern that frequent collisions between players endanger their long-term neurological health. But little is known about how being repeatedly hit in the head affects the largest group of football players: the nearly 4.5 million in youth and high-school leagues.