Aging athletes such as LeBron James, Cristiano Ronaldo and Lindsey Vonn are similar to racing cars — maintained by tinkering mechanics, data analysts, and shelves of replacement parts “If you look ...

It is hard to imagine two players reaching the heights of Ronaldo and Messi. After all, the Real Madrid and Barcelona legends have a combined 13 Ballon d'Or awards, nine Champions League titles and 12 ...