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 footballer competing at the highest level at 40 would have been a rarity, but the 2026 World Cup features a record eight players aged at least 40 – more than all previous tournaments combined. It’s not