Michael Phelps, the most successful and decorated athlete in Olympic history, made the news when he announced that, at 28 years old, he is shaking off his Speedo and getting back in the pool after a two-year absence. Don’t call it a comeback yet though. Phelps’ camp is maintaining that he’s competing for fun this time around, and reports are saying no one has confirmed that his sights are set on the 2016 Olympics in Brazil. Phelps is the winningest Olympian in history with 18 gold medals and 22 overall.
On that note, let’s take a look at some of greatest athletes to leave their sport only to succumb to the itch to compete again.