Serena Williams, Lewis Hamilton and Cristiano Ronaldo are among the stars benefiting from advances in sports science, equipment and facilities When 40-year-old Luka Modrić lined up for Croatia against England on Wednesday evening, he embodied a growing trend in elite sport. A generation ago, a f...
Source: [Guardian International](https://www.theguardian.com/news/ng-interactive/2026/jun/20/how-athletes-keep-competing-into-their-40s)