logo
episode-header-image
Apr 2025
17m 16s

Keto: what’s the science behind the diet...

The Guardian
About this episode
While other diet fads come and go, the ultra low carbohydrate Keto diet seems to endure. But as scientists begin to understand how the diet works, more is also being discovered about its risks. To find out more, Madeleine Finlay speaks to Javier Gonzalez, professor in the department of health at the University of Bath, with a special interest in personal nut ... Show More
Up next
Jul 16
Can a world-first gene therapy reverse ageing?
The first person has been treated with a highly anticipated new gene therapy that aims to turn back the clock on ageing cells. The trial is aimed at retinal cells, with the hope that encouraging them to behave as if they were young again could improve sight in the affected patien ... Show More
18m 29s
Jul 14
Fungi: the invisible force protecting our planet
Scientists often talk about the importance of flora and fauna to the health of our planet, but Dr Toby Kiers, an evolutionary biologist and founder of the Society for the Protection of Underground Networks, wants us to consider another force: fungi. Her work charting the planet’s ... Show More
16m 29s
Jul 9
Is male testosterone in freefall?
Men’s average testosterone levels have halved over the past 50 years, according to scientists who say society is facing a male fertility crisis. Rising levels of obesity and diabetes are expected to play a part, but the team behind the work suggest that environmental factors such ... Show More
14 m
Recommended Episodes
Jan 2022
Keto: Diet fad or food fix?
Dan Saladino explores keto to understand the appeal of this low carb way of eating. Featuring Gary Taubes (book) The Case for Keto), GP Dr David Unwin, Anna Tebbs (The Green Chef), Prof. Mike Lean (Glasgow University), Panagiotis Kottas (KeOntrack) and Prof. Helen Cross (Great Or ... Show More
28m 28s
Sep 2025
The metabolism myth
Recent research — and one surprising season of The Biggest Loser — has scientists wondering whether some of the most basic things they know about metabolism are wrong. Guest: Julia Belluz, author of Food Intelligence For show transcripts, go to ⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠vox.com/unxtranscripts ... Show More
30m 6s
Oct 2024
The Keto Diet: Can It Supercharge Your Brain and Body?
The ketogenic diet has been booming for years, with people swearing that it boosts their brainpower — maybe even helping with mental health — and that the diet can melt fat and make them better athletes. So does keto live up to the hype? To find out, we go keto … (plus, we do a b ... Show More
35m 19s
Feb 2019
34: Keto Diet With Dr. Josh Axe
The keto diet is surging in popularity, but many people are doing it incorrectly. Dr. Josh Axe explains how to find the best form of the ketogenic diet for you and how to avoid pitfalls like the keto flu. www.mariamarlowe.com instagram: @mariamarlowe 
44m 7s
Jun 2025
Weight loss jab concerns, and crafty bribing caterpillars
In this edition of The Naked Scientists, weight loss jabs being prescribed by GPs in England, but do we know enough about the side effects? Also, a new simple test to replace endoscopies for patients with Barrett's oesophagus. And we hear from one of the engineers at the Vera Rub ... Show More
35m 31s
Mar 2019
Fasting Diets: What's the Skinny?
Fasting diets are all the rage right now and health-fluencers claim it can help you lose weight, live longer and even fight cancer. So what does the science say? We speak to nutrition researchers Dr Krista Varady and Dr Courtney Peterson, as well as cancer researcher Professor Va ... Show More
27m 49s
Feb 2025
Recap: What the science says about intermittent fasting | Gin Stephens
Today we’re talking about intermittent fasting. This form of time-restricted eating has been gaining significant popularity, with many people reporting positive effects after incorporating it into their daily routines. However, here at ZOE, we want to know what the science says a ... Show More
14m 30s
Sep 2025
The Diabetes Doctor: 80% Of Adults Are Heading For Chronic Disease! Keto’s Shocking Effect On Your Brain!
He led the longest-ever human study on the ketogenic diet and spent 15+ years studying metabolism, now Dr Andrew Koutnik reveals what the science says about fat loss, depression, diabetes, and disease. Dr. Andrew Koutnik is a leading metabolic research scientist specialising in m ... Show More
1h 32m
Mar 2024
Intermittent Fasting: Hungry for Facts?
Fasting diets are going bonkers right now — some tech bros are down to one meal a day! And health-fluencers claim that intermittent fasting can help you lose weight, live longer and even fight cancer. But meanwhile, recent headlines are screaming that these diets might actually b ... Show More
33m 45s