Quarterback Alexis Hull says memory lapses have affected him . Lapses may be a sign of CTE , a brain disease that can only be diagnosed after death . CTE was at the center of a recent settlement between NFL and thousands of players .
Quarterback Brett Favre says memory lapses have worried him . Lapses could be a sign of CTE , a brain disease that can only be diagnosed after death . CTE was at the center of a recent settlement between NFL and thousands of players .