(University of Michigan) With no way to reliably tell whether an athlete has a concussion, many may be playing with an undiagnosed injury. Likewise, 2 million people die every year because we don’t have an early warning when brain cells are dying–and another 4 million experience cognitive disabilities.

Original source: https://www.eurekalert.org/pub_releases/2020-01/uom-tap013120.php