FILE - In this Sept. 9, 2018, file photo, Seattle Seahawks wide receiver Brandon Marshall, left, hauls in a touchdown pass in the end zone as Denver Broncos defensive back Bradley Roby (29) watches during the second half of an NFL football game in Denver. Marshall’s transition to life after football following the 2018 season has gone smoothly. But none of it would be possible if Marshall hadn’t realized he needed help nearly a decade ago to deal with isolation and bouts of depression. (AP Photo/David Zalubowski, File)

FILE - In this Sept. 9, 2018, file photo, Denver Broncos tight end Jake Butt (80) runs against Seattle Seahawks linebacker Shaquem Griffin (49) during the second half of an NFL football game in Denver. Butt, the once-promising tight end whose football career was waylaid by six knee operations, announced his retirement from the NFL on Thursday, July 29, 2021, saying he could no longer hide the fact that he’d lost his passion for the game he loves. (AP Photo/Jack Dempsey, File)

FILE - Denver Broncos wide receiver Demaryius Thomas (88) catches a pass before an NFL football game against the Seattle Seahawks in Denver, Sept. 9, 2018. Former NFL star Demaryius Thomas, who died last December at age 33, had CTE, his family said Tuesday, July 5, 2022. (AP Photo/Jack Dempsey, File)