Some great football players retired early, and usually for good reasons, and even if they had gas left in their proverbial tank
Gale Sayers in his Chicago Bears uniform Photo courtesy of ESPN … many hall-of-famers The world of NFL football proclaimed shock when 29-year-old QB Andrew Luck announced last week that he was retiring. However, he was certainly not the first professional football player to do so when he had some very productive years remaining. ESPN listed a number of athletes who decided to hang it up while they were still very productive. Here are the bios of the NFL players, with my comments about each after that. Gale Sayers The halfback spent just seven years -- 1965 to 1971 -- in the NFL, but was actually limited to playing five seasons due to injuries to both knees, among other minor injuries. But those five seasons with the Chicago Bears were certainly ones to write home about. In the mere 68 games he appeared during his professional football career, he notched a total of 4,956 yards and 39 touchdowns. The four-time Pro Bowler was also the 1965 NFL Rookie of the Year and the 1969 N...