Adding new insight to the debate over harm from football-related concussions, researchers say they see unusual activity in the brains of former National Football League players.
These traits were observed during brain scans and were most common among players whose careers were marked by frequent head injuries requiring them to leave the field.
"The NFL alumni showed some of the most pronounced abnormalities in brain activity that I have ever seen, and I have processed a lot of patient data sets in the past," study lead author Dr. Adam Hampshire, of the department of medicine at Imperial College London, in the United Kingdom, said in a college statement.
The study authors examined brain scans taken from 13 former NFL players who suspected they were having neurological problems due to injuries suffered while playing football. The men believed these neurological issues were interfering with their day-to-day activities.
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