Climbing Legend Chris Sharma Credits His Ageless Power to This Surprisingly Simple Training Rule

Any athlete with a lengthy career knows you can’t rely on the same tools forever. As their body ages, the methods that once kept them performing at their peak need to evolve, too. Chris Sharma, who’s been climbing for over three decades, knows this better than most.

In his early years, Sharma chased climbs on instinct without any real rhyme or reason—letting each new adventure pull him in. But at 44, he has to be more strategic about how he moves. It’s not just his body that’s changed—his life has, too.