From Roger Federer and the Williams sisters to Cristiano Ronaldo and Phil Mickelson, it seems age is just a number for sport’s growing band of golden oldies.

In this week’s podcast, Sarah, Dan and Nesta explore the reasons behind this remarkable trend with former Olympian and sports scientist Greg Whyte.

We're joined by New York Times tennis writer Ben Rothenberg at Wimbledon where the average age of players is higher than ever.

We assess the controversial diet of 43-year-old NFL superstar Tom Brady.

And we talk motherhood and medals with British distance runner Jo Pavey, who’s still pounding the track at the age of 47.