From primary school sports to the Olympics, athletic mastery plays a major role in our sense of achievement. In this week's TED Radio Hour, four TED speakers explore the minds and bodies of champions who achieve extraordinary feats.
Diana Nyad gives her view of what It takes to swim for many hours In dangerous waters
David Epstein cionsiders the statistics and asks: Are athletes really getting faster, better, stronger?
Amy Purdy tells her story of using personal callenges to live beyond limits.
and Sarah Lewis addressed the question: How do our near-wins motivate us to keep going?