Tyson, Abigail M.Rowson, Steven2020-12-072018-05-012020-12-072020-12http://hdl.handle.net/10919/82953.2This document details the protocol used to rate adult football helmets based on concussion risk according to the Virginia Tech Helmet Ratings.application/pdfenCreative Commons Attribution-NonCommercial-NoDerivs 4.0 InternationalFootballConcussionHead ImpactPendulumProtocol