Thursday's health and safety news from the world of football:
- Medical Xpress reported on a study by Rochester, N.Y., and Munich researchers who are trying diagnose concussions through a simple blood test.
- Reuters reported on University of Florida researchers who are looking at a low-cost way to make a better helmet, and protect players better from glancing blows that many scientists say contribute to concussions.
- Mississippi lawmakers are pushing for a youth concussion law in the state's legislature, the Jackson Clarion Ledger reported. Mississippi is the last state without a law covering head injuries for youth sports.
- Mobile Health News looked at a Massachusetts company that is working to build sensors for concussion detection.
-- Bill Bradley, contributing editor