Should high school athletes and prospective military personnel be genetically tested to determine if they are at increased risk for dementia caused by repeated head injuries? The dean of the University of Virginia School of Medicine [Dr. Steven T. DeKosky] and the director of Mount Sinai’s NFL Neurological Program are asking that question – and offering recommendations to clarify the ethical issues that accompany it. ... Increasing evidence suggests that repeated head injuries, whether from sports or the battlefield, can lead todementia in later life. But genetics play an important role as wel...