Most NFL players identify their dreams at a young age, playing catch in the backyard as children, going to football camps and sharpening their skills as collegiate athletes. So, we can understand why it's difficult to walk away from the game.
Nonetheless, Father Time ages everyone. Some players never lose the passion to play, but their bodies wear down because of the physical demand. Former Indianapolis Colts quarterback Andrew Luck was in tears when he announced his retirement in August at 29 years old.
"I know my journey has had some ups and downs, and physically it has taken its toll over the last four years, and that is why I'm here [retiring].