George Takei joins Matt Baker and Michelle Ackerley to talk about the 50th anniversary of Star Trek and Dr Saleyha Ahsan investigates the sale of prescription drugs online. Show more

Dr Saleyha Ahsan meets prominent British Muslims undertaking 16 hour fasting days throughout July and talks to Dr Michael Mosley whose health was transformed by a fasting diet. Show more

Documentary. Dr Saleyha Ahsan cuts through the confusion and reveals the surprising science of fat - which types of fat we should be eating, and how much is good for us. Show more

Series exploring topical scientific issues. To celebrate its 50th birthday, Horizon invites the public to play a role in tackling the greatest challenges facing science today. Show more

General the Lord Dannatt talks to Ade Adepitan about how God saved his life in conflict zones. Plus is the UK right to refuse resettling migrants? Show more

... The Art of Medicine: Dr Saleyha Ahsan uncovers the story of Anne Acheson, the trailblazing Ulster artist whose work during WWI changed the face of modern medicine. Show more

Based on the testimony of Fatima Khan, the real-life story of one mother's heroic journey to find and save her son, Dr Abbas Khan, from imprisonment in Damascus. Show more

By Dr Saleyha Ahsan. Emergency medicine registrar Dr Saleyha Ahsan tells the story of her journey to the front line in revolutionary Libya. Directed by Jonquil Panting. Show more

Alex Jones and Richard Blackwood chat to Harry Enfield and Paul Whitehouse as they mark 25 years working together. And Christine Walkden takes Oz Clarke on a trip down memory lane. Show more

Johnny Vegas joins Matt Baker and Alex Jones to talk about starring in Still Open All Hours and Benidorm, and an audience of cancer survivors mark World Cancer Day. Show more

Donny Osmond is on the sofa chatting all about his latest UK tour. Dr Saleyha Ahsan goes undercover to investigate a bogus medical guru who claims he can cure MS. Show more

Andrew Neil is joined by Chris Leslie and Michael Portillo to review the political week, with a film from Miranda Green. Paul McKenna talks about 'being positive'. Show more

The doctors return to do more science research on the nation's behalf. They discover whether is it possible to bust belly fat and how protective sun cream actually is. Show more

Michael Mosley and doctors get the truth behind health claims. Dr Chris van Tulleken and Nottingham University see whether high-intensity exercise is as good for us as is claimed. Show more

The truth behind health claims. Michael Mosley reveals a new discovery that could help us all improve our eyesight and Dr Saleyha Ahsan investigates the signs of depression. Show more

Michael Mosley and the doctors undertake the most ambitious experiment yet on the series - testing whether the spice turmeric could help protect us against cancer. Show more

Going behind the headlines to give the definitive answers to health questions. Michael discovers whether just changing your diet can lower cholesterol as much as taking drugs. Show more

Going behind the headlines to give the definitive answers to health questions. A surprising way to cure food cravings and new techniques to beat the habits we find hardest to kick. Show more

The definitive answers to health questions. Dr Saleyha Ahsan oversees a world-first experiment to see how we can burn more fat without doing more exercise. Show more

Dr Chris van Tulleken runs a groundbreaking experiment with the University of Surrey to see whether simply changing our mealtimes can help us all lose weight. Show more