It isn’t yet possible to diagnose chronic traumatic encephalopathy—more widely known as CTE—in the living. Yet for many people, especially athletes, the fear is real. In fact, 1 in 3 former NFL ...

1 Centre for Translational Neuroscience and Mental Health, School of Medicine and Public Health, University of Newcastle, Callaghan, New South Wales, Australia 2 Department of Physical Medicine and ...