It seems like at least half the people I know have some sort of side hustle (me included). In fact, 80 million people in America have side hustles, according to the recent report from Side Hustle Nation —athletes, too. It's no coincidence that some of the most successful athletes also know how to run booming businesses when they're not on the field or court. We already knew they were overachievers. It's no surprise. But some of these projects are seriously too cool not to mention. Read how these 16 famous athletes are building something of their own on the side of kicking ass. 👟 1. Shohei Ohtani is arguably one of the best baseball players right now. Since making his MLB debut in 2018, he's become the first player in modern MLB history to start a game as a pitcher while having the most home runs in the league at the time. He's also a four-time MVP, World Baseball Classic MVP, holds two World Series titles with the LA Dodgers, and dominates both hitting and pitching.…