An inside look at what it's like to walk away from the NFL
Indianapolis Colts QB Andrew Luck Gave Up Fame, Riches, and Football - The Ringer
Luke Kuechly retires: Panthers star gives up fortune in salary
Andrew Luck and Other Top NFL Players Who Retired Too Early, News, Scores, Highlights, Stats, and Rumors
NFL players considering retirement in the 2020 offseason - 16 who could walk away - ESPN
Luke Kuechly Joins Rob Gronkowski, Andrew Luck In Early NFL
21 Athletes Who Retired Earlier Than Expected
Luke Kuechly: Carolina Panthers linebacker retires from NFL aged 28, NFL News
Andrew Luck and Other Top NFL Players Who Retired Too Early, News, Scores, Highlights, Stats, and Rumors