In this series of special editions of BBC Radio 4 podcast Just One Thing, Michael Mosley quizzes the world’s leading health experts on the best ways to live well. In this Happiness Special we hear from Dr Rangan Chatterjee - GP, host of successful podcast “Feel Better, Live More” and author of numerous best-selling books including “Happy Mind, Happy Life”. We hear the top tips that Dr Chatterjee swears by to improve and maintain good mental health and wellbeing. Could talking to strangers make you more content? Would eliminating choice reduce stress and improve your wellbeing? Is changing your relationship with technology the key to improving your life? And as this is a Just One Thing special, Michael ends the interview by asking Dr Chatterjee for his single most effective health hack for a happier life.

Series Producer: Dom Byrne Production Manager: Maria Simons Exec Producer: Zoe Heron Specially composed music by Richard Atkinson (Mcasso) A BBC Studios production for BBC Sounds / BBC Radio 4.