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

Surgeon Gabriel Weston uncovers extraordinary cases that are bringing new discoveries about the human body. This week, we meet a girl whose heart has formed outside her ribcage. Show more

Science series. Surgeon Gabriel Weston discovers the truth about why so many people are piling on the pounds, and how to fight the fat epidemic by altering how brains work. Show more

Michael Mosley and the doctors investigate whether t'ai chi is as good as a workout, what we can do about heartburn, and the new technology that is transforming brain surgery. Show more

Dr Zoe Williams looks at boosting metabolism, Michael Mosley examines the effects of air pollution, and Dr Saleyha Ahsan identifies signs and symptoms of eating disorders. Show more

Michael Mosley investigates the best way to keep calories in check, and Saleyha Ahsan runs an experiment to find out whether probiotic products really can improve health. 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

Michael Mosley and Zoe Williams test whether 'exercise snacking' - short bursts of exercise integrated into daily life - can be as good for your health as one long workout. Show more

Gabriel Weston uncovers extraordinary cases that are disclosing new discoveries about the human body, including a man with bones as strong as granite. Show more

The definitive answers to health questions. The doctors reveal how to stick to the health resolutions we made at New Year, but are already struggling to keep. 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 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

Gabriel Weston uncovers extraordinary cases that are bringing new discoveries about the human body. In this episode, we meet a man who injects himself with deadly snake venom. Show more

Gabriel Weston looks at cases that were solved by examining the smallest traces of forensic evidence, and investigates the cutting-edge techniques being used today. Show more

Going behind the headlines to answer health questions. Dr Chris van Tulleken discovers how to make some favourite meals healthier without changing a single ingredient. Show more

Going behind the headlines to answer health questions. Does caffeine really help us to stay alert and what are the alternatives? Ways to boost our brains are put to the test. Show more

Michael Mosley and the team of doctors are in Chester to test an extraordinary idea, that simply standing up more could transform our health. Show more

Michael Mosley and the team of doctors are in Lancaster to test if trees could help solve the hidden health threat of air pollution. Show more

Gabriel Weston examines how television has played a crucial role in documenting seismic shifts in British law and policing, from the death penalty to laws against homosexuality. 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