Friday's health and safety news from the world of football:
- AL.com reported that controversial supplement company S.W.A.T.S. has been barred from doing business in Alabama.
- The Positive Coach Alliance has asked for an end to hazing at all levels of football, according to the Miami Herald.
- KATV-TV in Little Rock, Ark., talked to parents of youth football players about making their kids safe.
- CBS News featured a discovery of a previously unknown knee ligament that could change athletic knee surgeries in the future.
-- Bill Bradley, contributing editor