Christopher Nowinski explains that big concussions in sports are finally being appropriately diagnosed, but 80-95% of the "littler" ones are still going undiagnosed.
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Produced by Victoria Tilney McDonough and Erica Queen, BrainLine, and Dan Edblom.
About the author: Christopher Nowinski
Chris Nowinski is a co-director of the Center for the Study of Traumatic Encephalopathy at Boston University School of Medicine and the co-founder and CEO of the Sports Legacy Institute, a non-profit organization dedicated to solve the sports concussion crisis.