Youth Football (IMAGE) Virginia Tech Caption As part of this NIH-funded study, players on six youth football teams wore helmets lined with sensors to measure head acceleration. The data from those sensors, coupled with medical evaluations, allowed the research team to determine what head accelerations, on average, put players at risk of concussion. Credit Virginia Tech Usage Restrictions Credit Virginia Tech License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.