How to live to 100

Today in Focus - A podcast by The Guardian

We know more about extending our lifespans than ever before. Afterdecades spent drinking, eating and laughing at people with exercise regimes, what will it take for Phil Daoust to join the ranks of centenarians?. Help support our independent journalism at <a href="https://www.theguardian.com/infocus">theguardian.com/infocus</a>