The University of Virginia is tackling the problem of sports head injuries and concussions. A new study there measures the effects of head trauma in football, lacrosse and soccer.

In prior studies, players wore sensors in helmets. But in this one, UVA football players and some high school athletes are wearing sensors behind their ears while they play. Researchers hope to figure out how trauma affects the brains of young players.

“We are seeing this epidemic right now where we are talking about professional athletes who at the tail end of their careers are experiencing dementia or other debilitating consequences of being hit over the head,” said associate professor Jason Druzgal, M.D.

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