In this episode, they unpick the dramatic shift in advice on drinking alcohol. After warnings that there's no longer any safe limit, what's the truth on whether it's still ok to have a drink? And what about all the previous reports that suggest the occasional drink might actually be a good thing? The shocking secrets of how Britain snacks are revealed, but it seems the mid-afternoon energy slump that prompts millions to reach for treats may just be all in the mind. Also, the controversial 5:2 diet is put to the test. With the experts still divided, could regular fast days really be the key to losing weight?
Could a machine replace your doctor? Dr Hannah Fry explores the incredible ways AI is revolutionising healthcare - and what this means for all of us. This film chronicles the inside story of the AI health revolution, as one company, Babylon Health, prepare for a man vs machine showdown. Can Babylon succeed in their quest to prove their AI can outperform human doctors at safe triage and accurate diagnosis?
Michael Mosley explores the latest science about how our personalities are created - and whether they can be changed. Despite appearances, Mosley is a pessimist who constantly frets about the future. He wants to worry less and become more of an optimist. He tries out two techniques to change this aspect of his personality - with surprising results. And he travels to the frontiers of genetics and neuroscience to find out about the forces that shape all our personalities.