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What's Up Docs?

What's Up Docs?

BBC Radio 4 147 Episodes Aug 18, 2026

In this BBC Radio 4 podcast, Drs Chris and Xand van Tulleken are on a mission to help us take better care of ourselves. Although they are identical twins, Chris and Xand are very different and they never stop thinking and arguing about science and health. They want to lead healthy, happy lives and as doctors, they want this for everyone. Yet they tussle over how best to get there. When it comes to looking after our own health, it can be confusing. Medicine and science produce amazing new treatments and diagnostics every day and we are bombarded with so many headlines and pieces of advice; but how are we supposed to know what's really best for us and then successfully apply it to our lives? Drs Chris and Xand van Tulleken embrace this challenge; even as they marvel at the scientific breakthroughs, they grapple with the competing claims about health, wellbeing and how to live. From understanding testosterone therapies to microplastics in our diets, and the concept of 'hangriness' to the power of saying no - this podcast deals with the health stresses we all face every day, while taking on board how the decisions by corporations and governments affect all our health.

Episodes

Doctors' Notes: Crying
Doctors' Notes: Crying Aug 18, 2026 2013 Drs Chris and Xand van Tulleken continue their conversation about crying with counselling psychologist Kimberley Wilson.They look at why people have different thresholds for crying, why other people’s tears can make some of us feel uncomfortable and how we can manage that. They also ask Kimberley why some people can’t cry. Chris is one of those people. What can he do about it? They also discuss ho
Is crying good for you?
Is crying good for you? Aug 18, 2026 1715 Welcome to What’s Up Docs?, the podcast where doctors and identical twins Chris and Xand van Tulleken explore the ideas shaping our health and wellbeing. In this episode, they turn to something many of us are familiar with - crying. We cry with laughter, with sadness, and in moments of awe or overwhelm, but it can also be a surprisingly confusing part of our emotional lives. Some people welcome a
Doctors' Notes: Relaxation
Doctors' Notes: Relaxation Aug 11, 2026 1177 Drs Chris and Xand van Tulleken continue their conversation about relaxation with philosopher and author Julian Baggani.They look at the history of relaxation, the activities we have chosen to do in order to switch off and how that has changed over the years. They also look at whether relaxation has become commodified and what that might mean for our ability to do it successfully.If you’d like to
Why is it so hard to relax?
Why is it so hard to relax? Aug 11, 2026 1735 Welcome to What’s Up Docs?, the podcast where doctors and identical twins Chris and Xand van Tulleken explore the ideas shaping our health and wellbeing. In this episode, they look at relaxation. We are all aware that relaxation has an importance in our lives, when things get too much we book holidays and time off work. But what does it actually mean to relax and are the activities we chose actual
Doctors' Notes: Hydration
Doctors' Notes: Hydration Aug 4, 2026 1322 Drs Chris and Xand van Tulleken continue their conversation about hydration with Dr John Whittle, a consultant in anaesthesia, critical care and perioperative medicine at University College Hospitals and an honorary associate professor at University College London.Most of the time our bodies are brilliant at regulating fluid but what happens when that process gets disrupted by illness, stress or a
How hydrated should you really be?
How hydrated should you really be? Aug 4, 2026 1721 Welcome to What’s Up Docs?, the podcast where doctors and identical twins Chris and Xand van Tulleken explore the ideas shaping our health and wellbeing.In this episode they’re exploring hydration. We’ve all heard we should be drinking eight glasses of water a day, but does it hold up? Chris and Xand look at what water actually does in the body and how we regulate fluid.They also separate fact fro
Doctors' Notes: Bad Advice
Doctors' Notes: Bad Advice Jul 28, 2026 1627 Chris and Xand van Tulleken continue their conversation with Professor Sunita Sah about why humans follow advice they suspect, or even know, is bad.They explore what first drew Sunita to this area of research, alongside her own experiences of following advice she knew she should probably question. Together, they unpack the psychology behind why rejecting advice can feel so uncomfortable, and why i
Why do we follow bad advice?
Why do we follow bad advice? Jul 28, 2026 1754 Welcome to What’s Up Docs?, the podcast where doctors and identical twins Chris and Xand van Tulleken explore the ideas shaping our health and wellbeing.In this episode, they discuss a behaviour almost everyone recognises - following advice we suspect is bad, or even know is wrong. So why do we do it?From medicine and wellness culture to friendships and everyday life, Chris and Xand unpack the psy
Doctors' Notes: Eyes
Doctors' Notes: Eyes Jul 21, 2026 1256 Chris and Xand continue their conversation about eyes with Mr Raj Das-Bhaumik.The doctors want to know what particular things we should be doing to look after our eyes in the summer, including how to protect them while swimming or spending time outdoors. They're also curious about dry eye, a common condition that could affect over half of the UK population, and how to manage it, as well as other e
How can you look after your eyes?
How can you look after your eyes? Jul 21, 2026 1752 Welcome to What’s Up Docs?, the podcast where identical twin doctors Chris and Xand van Tulleken cut through the confusion around every aspect of our health and wellbeing.In this episode, Chris and Xand van Tulleken discuss eyes and how to check and protect them. From finding a proper pair of sunglasses to mythbusting common beliefs about eyes, the twins explore the intricacies of an organ that ca
Doctors' Notes: AI Medicine
Doctors' Notes: AI Medicine Jul 14, 2026 1202 Chris and Xand continue their conversation about AI medicine with Dr Emma Karoune.The docs explore how AI has been used in cutting edge medical research, such as to create digital models of the heart to enable instant alerts to a doctor. They want to know about AI for pattern recognition and how this can be used in determining changes in scans or predicting pandemic. They also want to know more ab
What can AI medicine do for you?
What can AI medicine do for you? Jul 14, 2026 1730 Welcome to What’s Up Docs?, the podcast where identical twin doctors Chris and Xand van Tulleken cut through the confusion around every aspect of our health and wellbeing.Can AI empower better self-care and clinical practice, or is it just more health noise? Most of us have fallen down a search engine rabbit hole only to emerge more confused about our symptoms than when we started. But as we enter

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