Like Andrew Luck, kids quit sports when the joy goes away
The National Football League (NFL) season has not started, but already there has been a big upset. Andrew Luck, the 29-year-old star quarterback for the Indianapolis Colts, stunned the sports world over the weekend by announcing his retirement.
Luck is a four-time Pro Bowl player who may have had his best season in 2018 when he threw for 4,593 yards and 39 touchdowns.
But Luck has been plagued with injuries throughout his career. Over the years, he has hurt his shoulder, ribs, abdome...