Amid Brett Favre’s Parkinson’s diagnosis, neurologist discusses how concussions impact risk
Football legend Brett Favre, 54, announced on Tuesday that he has been diagnosed with Parkinson’s disease. The NFL Hall of Famer referenced the diagnosis while speaking at a congressional hearing on federal welfare reform, during which he mentioned his investment in a company making a “breakthrough concussion drug.” Favre, who spent 16 of his 20…