Tim Spector+

Insulin doctor: You will not live! The shocking link between blood sugar and brain health

1 in 4 people have insulin resistance, which quietly raises your risk of heart disease and cancer, often without any change in your blood sugar. And most of those who have it have no idea. It can remain completely hidden for years, with no obvious symptoms and no warning signs… But it can be reversed. Today, Professor Rob Semple, a world-leading expert on insulin resistance, explains what insulin does in your body, why you need it to live, and what happens when it stops working properly. By the end of this episode, you will understand how to spot the warning signs and have practical steps yo

The fastest way to burn dangerous visceral fat - supermodels have more than sumo wrestlers!

There's a hidden fat that matters more for your health than your weight. This is visceral fat: it wraps around your organs, raises your risk of heart disease and cancer, and builds up even in people who look slim and healthy. In today’s episode, Professor Jimmy Bell, a world-leading expert in measuring visceral fat, explains how we can shrink this dangerous belly fat in just 12 weeks. Jimmy explores why two people can weigh exactly the same and carry completely different amounts of this hidden fat, what it is, where it hides and why it matters. By the end, you'll have a completely new und

Harvard Professor: The 3 reasons your diet will fail & what to do about it

Why can’t you lose weight, and why do modern diets fail? Today, Harvard professor Daniel Lieberman explains how evolution shapes hunger, body fat, food cravings, and modern food mistakes. You will learn why eating well can feel so hard in today’s food world. Using themes from Daniel’s new book, Fed Up: What Evolution Reveals about Food, Diet and Eating Well, we explore how our modern food environment explains weight gain, failed diets, and confusion about what to eat. We discuss calorie counting, ultra-processed food, hunger, and why there may be no single “best” diet for everyone. By the e

How to cut your heart disease, dementia and cancer risk with 12 everyday foods

Could 12 everyday high-fibre foods really help lower your risk of heart disease, dementia and some cancers? The world is obsessed with protein, but fewer than 1 in 10 people eat enough fibre. But this year, fibre is making an unexpected comeback. In this episode, legendary chef Hugh Fearnley-Whittingstall and ZOE’s Chief Scientist Professor Sarah Berry ask whether fibre is another food trend or a powerful part of our diet that we have overlooked. Taking inspiration from Hugh’s new book High Fibre Heroes, they explore how fibre feeds your gut microbes, helps you feel full and slows the rele

The 5 foods you’re eating every day that are more HARMFUL than sugar

How can you enjoy sugar without gaining weight, fuelling cravings or crashing later in the day? The answer, surprisingly, is not to cut it out. In today’s episode, Professor Tim Spector and Professor Sarah Berry discuss which forms of sugar affect your blood sugar levels most, and what small changes you can make today to reduce the impact. They also explore how sharp blood sugar spikes and dips may affect hunger, energy, inflammation and long-term health. By the end of the episode, you’ll know how to spot hidden sugars, how to avoid the afternoon slump and energy crashes, and, most important

Eat your ice cream! The 6 rules you really need for a long and healthy life

What really helps you live a long, healthy life? Can healthy ageing be as simple as a few everyday habits? In this episode, Dr. Ezekiel Emanuel, world-leading oncologist, bioethicist and World Health Organization adviser, shares six rules from his book Eat Your Ice Cream (https://amzn.to/4wu8faa) that may help lower your risk of dementia, heart disease, cancer and early death. Ezekiel explores the science of healthy ageing, longevity and disease prevention, and explains why many wellness trends distract us from what matters most. By the end of the episode, you’ll have six practical habits

The evolution expert: Are you really eating like our ancestors? Ancient evidence vs modern diets

We all want to eat healthier. The Paleo diet promises exactly that: eat like our ancestors, avoid modern foods, and improve your health. But does it really support your gut, heart and long-term health, or is the story more complicated? In this episode, Dr James Cole, a world-leading expert on prehistoric diets, joins Dr Federica Amati to explore what Paleo gets right and why some of the claims may be dangerously wrong. James explains what ancient evidence tells us about human diets, why the modern-day Paleo diet may go too far in its restrictions, and what that might mean for your heart disea

How to build a better brain: Your doctor won't mention THIS for mood, memory and dementia

Can food improve brain health, memory and mood? In this episode, Prof Felice Jacka and Prof Tim Spector explore how diet, the gut microbiome and fermented foods may affect your mood, brain function and dementia risk. Drawing on clinical trials and research involving more than 10 million people, they explain why what you eat could have a much bigger impact on your brain than most people realise, and what the latest science suggests you can do about it. Felice, who helped create the field of nutritional psychiatry, explains how food influences the brain through the gut microbiome and inflamma

Tim Spector: They're fooling you! The 3 nutrition scams he wants banned | Live Audience Q&A

How quickly can you improve your gut health? Can diet help lower your risk of dementia? And what should you know about food labels and healthy weight loss? In this special live Q&A, Prof Tim Spector, Prof Sarah Berry and Dr Federica Amati answer your biggest nutrition questions and share practical, evidence-based advice you can use today. Drawing on decades of research and data from hundreds of thousands of people, they explain how diet can influence the gut microbiome, brain health, hunger, energy levels and long-term health. They discuss dementia risk, healthy snacking, intermittent fasting

The Nutrition Doctor: “You’re at risk of becoming malnourished!” How to avoid Ozempic's hidden risks

Ozempic, Wegovy and Mounjaro can help people lose weight. But what should you eat on GLP-1 drugs to avoid side effects, protect muscle, and maintain results long term? In this episode, Dr Federica Amati, ZOE’s Head Nutritionist and author of The Appetite Reset (https://amzn.to/4blJsLg), explains how these drugs work, why many people struggle with side effects, and why losing weight does not automatically mean better health. You’ll learn why the weight lost may not be fat, why nutrient deficiencies, dehydration and muscle loss can become a risk, and what to eat before, during and after treatm

Doctors are ignoring the root cause! What inflammation is really doing to your mind and body

Could inflammation be causing low mood, anxiety, depression, or even affecting your risk of dementia? Emerging science suggests that inflammation in the body may change how the brain works. In this episode, Ed Bullmore, a Professor of Psychiatry at King's College London and a leading voice in brain research, explores why feeling low, emotionally flat, foggy or exhausted may not always be “all in your head”. Ed explores emerging science suggesting that inflammation in the body may alter how the brain works. He explains how inflammation can influence the brain and discusses why obesity, gut h

The fungi scientist: The #1 mistake you're making when eating mushrooms for health

Could mushrooms hold the secret to better gut health, lower cholesterol, and can they protect your brain? Today, Professor Robin May, a leading microbiologist and the UK Government’s Chief Scientific Officer, explores why our interest in mushrooms has exploded. He explains why they are not just another vegetable but could hold the key to better gut health, brain health, immune health, and lower cholesterol. By the end of the episode, you’ll know which health claims about mushrooms are real, which are exaggerated and where the science is just too early to trust. You’ll have a solid understand

Michael Pollan: The TRUTH about junk food and why you can’t stop eating

If you feel like you can’t stop eating, constantly crave junk food, or struggle with overeating, this episode will change how you see food. Michael Pollan, one of the world's most influential science writers, joins Professor Tim Spector to explain how ultra-processed food may drive food addiction, override fullness signals, and keep us craving more. Together, they explore why foods high in sugar, salt, and fat can feel so hard to resist, and what we can do to fight back. Michael and Tim unpack how the modern food system changed over the last 50 years, and why many ultra-processed foods are

10 million deaths a year! Why did we stop using the one treatment that still works?

10 million deaths a year. That is how many people are predicted to die from antibiotic-resistant infections if we do not find new treatments. In today’s episode, Professor Martha Clokie and Professor Tim Spector explore the secret gut viruses, known as phages, being studied to fight deadly infection, target cancer cells, and to protect your gut microbiome. Martha is a world-leading expert on the mysterious phage and, for the last 20 years, has pioneered research to revolutionise the treatment of infections without antibiotics. She explains why antibiotic resistance is a growing global thr

#1 Allergy Doctor: The REAL reason your allergy symptoms are getting worse

Allergies have tripled - with hay fever, seasonal allergies, eczema and food intolerances now affecting millions of people. But why are allergy symptoms getting worse, and what does gut health have to do with it? In this episode, Adam Fox, a world-leading allergy Professor at King’s College London, explains why allergies may be rising so fast, why many beliefs about allergies are wrong, and what new science reveals about your immune system, skin and gut. Professor Fox explores why some foods are more likely to trigger reactions, and why modern allergy science is increasingly focused on gut h

Stop boosting your immunity - it will turn against you! 4 things to do instead

What if boosting your immune system is the wrong goal? Today, Dr Giulia Enders explains how boosting immunity may increase inflammation and why your symptoms are often part of your body’s defence. Your immune system is not failing when you feel sick. It is trying to protect you. So what should you focus on instead? That’s the idea at the very heart of Giulia’s new book, Organ Speak. Giulia is a gastroenterologist and author whose previous book, Gut, sold eight million copies and helped convince the world that gut health was worth taking seriously. She explains how the immune system really

The obesity expert: 3 shocking truths about Ozempic side effects, and how to avoid them

GLP-1 drugs like Ozempic and Mounjaro are now everywhere. But what do they actually do beyond weight loss? And what do you need to know before starting them? In this episode, we’re joined by Dr Ania Jastreboff, a world-leading researcher at the forefront of GLP-1 treatments and writer of the New York Times bestselling book Enough: Your Health, Your Weight, and What It's Like To Be Free (https://amzn.to/3Qo9RCJ), co-authored with Oprah Winfrey. Dr Jastreboff explains everything you need to know about Ozempic, Mounjaro, Wegovy and other GLP-1 medications for 2026. You’ll learn how GLP-1s may r

The 3 foods you're eating daily that fuel cancer growth | Dr William Li

You have around 10,000 cancer cells in your body right now, but most never become dangerous. The science suggests cancer risk is not just about genetics, but how your body responds to these cells. So what can you do, day to day, to support your body’s natural defences? In this episode, Dr William Li, a world-renowned physician, scientist, speaker, and two-time NYT Bestselling author, explains how everyday foods can fuel cancer growth or help your body keep it under control. We explore how cancer starts, why it is part of normal biology, and explain why lifestyle and environment are more impo

5 simple nutrition changes to boost energy, lift your mood and beat fatigue (in just 72 hours!)

Watch “The Gut Health Challenge” on YouTube | https://youtu.be/tPp4FSd6PXc Can you boost energy, improve focus and lift your mood in just a few days, just by changing what you eat? In this episode, Professor Tim Spector and ZOE’s Head Nutritionist, Dr Federica Amati, break down the simple nutrition changes that help beat fatigue and shift how you feel. They speak to Lucy and Sarah, who put ZOE to the test and changed only their nutrition for six weeks. At the start, they were held back by brain fog, poor sleep, and constant tiredness. Could a six-week nutritional reset really move the nee