Podcast · Health

Dr Karan Explores

by OG Podcasts · English · Health

Join Dr Karan Rajan, medical doctor, Founder of LOAM Science and Sunday Times bestselling author as he meets the world's foremost experts in science and medicine to cut through the BS of modern health advice. One of the most-followed medical voices online, with over 10 million followers worldwide. N

New episodes: Weekly
Typical length: 44 min
Latest: 12 Oct 2026
Language: English

Latest episode

12 Oct 2026 · 39 minNew

Are Microplastics Really Making Us Sick? | Dr Stephanie Wright

Microplastics are everywhere - in the food we eat, the air we breathe, and the environment around us. But how much do we actually know about what they are doing inside the human body? In this episode I speak to microplastics researcher Dr Stephanie Wright to discuss everything from the difference between micro and nanoplastics, how particles interact with cells and the immune system and how researchers even measure plastic in blood and tissues. Timestamps (0:00) Intro - Are microplastics actually harming us? (0:51) What do we actually know about the health effects? (2:00) What animal studies…

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Earlier episodes 29 most recent

5 Oct 2026 · 38 min
The Real Reason You Can't Lose Weight - And How To Fix It | Dr. Simon Cork
Why does your body fight so hard to keep you at the same weight - even if it’s an unhealthy weight? In this episode I speak to Dr. Simon Cork, an expert in appetite and gut hormone physiology at Anglia Ruskin University. He explains why our hormones trick our body into weight gain and what GLP-1 medications actually do to your gut and brain. Timestamps (0:00) Intro - Why it’s so tough to shift our weight from baseline (3:14) If weight “set points” exist, why is everyone gaining weight? (5:22) What leptin is really doing for your hunger (8:31) The gut-brain axis and the role of the vagus…
28 Sep 2026 · 42 min
He Got Cancer - And The Misinformation Made Him Furious | Jamie East
When broadcaster Jamie East got diagnosed with leukemia, he documented his whole journey and made a podcast about it. During his search for answers he discovered a world of horrendous cancer misinformation - and it made him furious. In this episode Jamie talks about his cancer journey in a frank and honest way - the subject of his new podcast ‘Bad Blood’. Timestamps (0:00) Intro - When Jamie found out he had leukemia (2:05) The symptoms (7:00) How it feels for doctors delivering bad news (11:48) Why leukemia symptoms go unnoticed (14:04) Should you use Google to look up your diagnosis?…
21 Sep 2026 · 47 min
The Dangerous Invisible Fat You’re Not Paying Attention To | Prof. Jimmy Bell
Most of us only pay attention to the fat around our bellies or our hips, but there’s a hidden fat we’re just ignoring. You can’t see visceral fat, but too much of it is dangerous - even slim people can have harmful levels without even knowing. In this episode I speak to visceral fat expert Professor Jimmy Bell to find out what it’s doing in our bodies when there’s too much - and why you shouldn’t be worrying about weight if you want to stay healthy. Timestamps (0:00) Intro - The role of fat in your body (4:16) Why fat is actually a good thing (8:18) Visceral fat vs subcutaneous fat (11:37)…
14 Sep 2026 · 39 min
How Worried Should We Be About Glyphosate? | Michael Antoniou
How worried should we really be about glyphosate? There’s growing fear that the world’s most popular weed killer is causing everything from cancer to gut problems. But is the evidence clear enough? In this episode I speak to Professor Michael Antoniou, who explains what he’s discovered by studying the health effects of glyphosate exposure - particularly within commercial formulations. Timestamps (0:00) Intro - The growing fear around glyphosate (0:42) What is glyphosate and how does it work? (5:53) The link between glyphosate and GMOs (7:42) The microbiome impact (11:48) Does the fear match…
7 Sep 2026 · 46 min
Fatty Liver Expert: Your Liver Could Be In Trouble | Dr. Vishal Patel
Fatty liver disease affects a massive 1 in 3 people, yet most of us don’t even realise we have it - until it’s too late. But it is reversible. I know, because I’ve done it myself. In this episode I speak to Dr Vishal Patel, Consultant Hepatologist & Endoscopist at the Liver Unit, King's College Hospital. He breaks down the surprising impact of liver health on your whole body, warning signs that something’s wrong - and how to protect your liver. Timestamps (0:00) Intro - Why you need to rethink liver health (3:05) What impact does the liver have throughout the body? (5:37) How Dr Karan…
31 Aug 2026 · 35 min
The Everyday Items Exposing You to Microplastics | Dana Zhaxylykova
Microplastics are everywhere - in the food we eat, the water we drink, and even the air we breathe. Increasingly, we hear about the dangers of these tiny particles - but what happens when they make their way into our bodies; and what could it mean for our health, and the environment? In this episode I speak to microplastics researcher Dana Zhaxylykova, to discover what we should know about micro and nanoplastics, and their effects on the human body and world as a whole - where we’re exposed to them, how the food chain and environment is impacted, and how they may interact with our cells,…
24 Aug 2026 · 54 min
You're Eating More Protein Than You Need | Prof. Leigh Breen
Muscle gain is an essential part of living longer and healthier - but there’s a lot of conflicting advice online. So how do you make resistance training and protein intake easy? In this episode I speak to Leigh Breen, Professor of Translational Physiology, who breaks down the simple science of optimising muscle health - and explains how muscle affects the health of your whole body. Timestamps (0:00) Intro - What muscle really does for your health (2:32) What actually happens to your body after you exercise? (4:30) How muscle and exercise improves brain health (8:37) The gut-muscle axis…
18 Aug 2026 · 1 min
Trailer: Dr Karan Explores
Join Dr Karan Rajan, medical doctor, Founder of LOAM Science, Chief of Science at Throne Science, and Sunday Times bestselling author as he meets the world's foremost experts in science and medicine to cut through the BS of modern health advice. One of the most-followed medical voices online, with over 10 million followers worldwide. New episodes every week.
17 Aug 2026 · 40 min
Are We Making Our Children More Allergic? | Prof Adam Fox
Food allergies are becoming increasingly common, particularly among children. But why is this happening, and what can we do about it? In this episode I speak to Professor Adam Fox, one of the UK's leading allergy experts, to discover how our gut, skin and immune system work together to determine what we're allergic to - and whether our increasingly Westernised lifestyles and changing microbiomes could be contributing to the rise in allergic disease. Timestamps (0:00) Intro - What drives allergies? (1:35) The birth order effect & clean child theory (3:08) Does culture affect rises in allergy…
10 Aug 2026 · 45 min
The Stem Cell Scandal That Put An Famous Doctor In Hospital | Scott Carney
From stem cell clinics and longevity gurus to celebrity doctors and viral biohacks, health scams have never been more convincing. The “monetisation of lying” is big business - and Scott Carney has blown open a huge scam involving a dodgy clinic selling stem cells, which nearly cost one doctor his life. We uncover the shocking world of wellness scams and learn how to spot one yourself. Timestamps (0:00) Intro - Grifting and the “monetisation of lying” (3:59) Why can’t regulation keep up? (9:19) What’s the actual science of stem cell therapy? (15:52) Like a modern-day Walter Freeman (19:07)…
3 Aug 2026 · 46 min
How to Make Dieting Easy - And the Most Underrated Foods for Health | Shyla Cadogan
Healthy eating doesn't have to mean cutting out your favourite foods or following complicated meal plans. In this episode I speak to registered dietitian Shyla Cadogan about the simple, evidence-based habits that actually make a difference. We explore why most people aren't eating enough fibre, how to build healthier meals without obsessing over calories, the truth about ultra-processed foods, greens powders and "superfoods", plus how nutrition can help manage endometriosis symptoms. Timestamps (0:00) Intro - Are you overcomplicating your diet? (1:33) Making EASY food changes (3:13)…
27 Jul 2026 · 41 min
The Habit Expert: You Need To Find Your “Keystone” Habits
Bad habits are notoriously hard to break - and good habits are hard to make. So how can you make it easier? In this episode I speak to Professor Ben Gardner, an expert in the psychology of habitual behaviour, to discover the latest, science-backed strategies to make better habits and ditch the bad ones. Timestamps (0:00) Intro - What is a habit? (2:01) What triggers a habit? (3:35) Two thirds of habits are automatic (6:52) Is vaping really a good replacement for smoking? (9:23) Finding where habits actually originate from (11:36) Why going cold turkey often fails (16:42) The systems based…
20 Jul 2026 · 41 min
Weight Loss Surgeon: Why Exercise and Calorie Cutting Doesn’t Work | Dr Andrew Jenkinson
Weight gain is not a moral issue, it’s a biological one. Willpower and calorie counting alone won’t help you drop those unwanted pounds - so what does it really take? In this episode I speak to weight loss surgeon Dr Andrew Jenkinson, author of How to Eat (And Still Lose Weight) and Why We Eat (Too Much) . He explains the best habits for weight loss, how to shift your body weight “set point”, and how the conversation is changing now we have weight loss jabs. Timestamps (0:00) Introduction - Weight loss is not a moral issue (2:11) Why weight loss isn’t enough for weight loss (5:47) Body…
13 Jul 2026 · 49 min
Endometriosis Surgeon Explains What Everyone Gets Wrong - Dr Lora Liu
Endometriosis affects 1 in 10 women, yet it still takes years to diagnose. Learn why it's so often missed, what the symptoms really look like, and the latest science on treating this misunderstood disease. In this episode I speak to Dr Lora Liu, an endometriosis excision surgeon and educator dedicated to raising awareness of one of women's health's most misunderstood conditions. Timestamps (0:00) Intro - Why you should trust what you feel (1:43) What causes endometriosis (9:14) Common symptoms to look out for (12:07) Does endometriosis get worse? (16:02) Is endometriosis a disability?…
6 Jul 2026 · 41 min
Is Your Back Pain All In Your Head? The Surprising Science of Healing Pain - Dr Anisha Joshi
If you're struggling with back pain, neck pain or unexplained body aches, the answer might not be where it hurts. Learn how your brain, stress, sleep and movement all shape pain. Dr Anisha Joshi is an osteopath and author of Heal Your Back . She joins Dr Karan to debunk the biggest myths about body pain. Timestamps (0:00) Intro - What you don’t realise about the pain in your body (1:57) What is an osteopath? (3:42) The daily mistakes making your pain worse (5:25) Does pain equal damage? (8:58) What causes back pain? (13:17) The link between poor sleep and back pain (14:38) What is sciatica?…
29 Jun 2026 · 54 min
The Anti-Ageing Fitness Plan Anyone Can Follow | Dan Go
💬 If you want to live longer, stay independent and have more energy, you don't need another fitness hack - you need to move more. ⚡️ Walking, building strong legs, improving grip strength and simply moving more every day could have a bigger impact on your health than the perfect workout routine. In this episode Dr Karan is joined by Dan Go, a high-performance health coach who helps busy people get fit, build sustainable habits, and stay healthy for the long run. 🎧 Stay tuned to find out: ➡︎ Why daily movement matters more than a perfect gym routine ➡ Why you need to try The Japanese Method…
22 Jun 2026 · 44 min
How To Eat Your Way To Better Skin | Dr Thivi Maruthappu
💬 Skin conditions affect a massive proportion of the population. Most people reach for creams and retinoids first - but the solution is often much simpler. So what should you do to protect your skin microbiome and reduce signs of aging? ⚡️ Dr Thivi Maruthappu is a consultant dermatologist, nutrition researcher, and author of Skin Food: Your 4-Step Solution to Healthy, Happy Skin . ⚡️ In this episode, Thivi and I discuss what your skin can reveal about your overall health, the science behind specific skin conditions, why a good skincare routine isn't always enough, and the growing evidence…
15 Jun 2026 · 42 min
Strengthen Your Feet And You’ll Live Longer - Fix Posture, Back Pain and Bunions
💬 If you improve your foot health and strength, you’ll not only fix back pain and bunions - you’ll increase your lifespan and improve your brain health! ⚡Most of us ignore our feet, squishing them into tight, cushioned shoes. But weak feet can cause problems throughout the body - and fixing them is easier than you think. Dr Courtney Conley and Dr Jenifer Perez are the founders of Gait Happens - and experts in foot health. They join Dr Karan to share the top things you should start doing now. 🎧 Stay tuned to find out: ➡ Why back, hip and knee pain so often starts at the feet ➡︎ How to undo…
8 Jun 2026 · 26 min
Should You Really Be Taking Peptides? | AMA with Dr Karan
💬 Should you be taking peptides? From anti-aging promises to superhuman healing - peptides are massively hyped right now, and are being aggressively marketed online. But here’s why you should think twice before giving in to the marketing. ⚡While there are many FDA-approved peptides that you can get your hands on, most of the hype right now is focussed on grey-market, unregulated drugs. Things like BPC-157, TB-500 and the “Wolverine stack”. In this AMA, Dr Karan answers your top questions about peptides and breaks down the real science behind the online claims. 🎧 Stay tuned to find out: ➡…
1 Jun 2026 · 42 min
The Prostate Cancer Warning Signs Men Should Know
Prostate cancer is the most common cancer in men, but it often has no obvious symptoms. In this episode, Dr Karan Rajan speaks with Professor Prabhakar Rajan, a urologist and prostate cancer specialist, about prostate cancer risk, PSA testing, MRI scans, treatment choices, testicular cancer, and why men often delay asking for help. They discuss when urinary symptoms, blood in urine, persistent back pain, testicular lumps, and changes in sexual or urinary function should be checked. While also unpacking the controversy around PSA screening, overdiagnosis, active surveillance, robotic…
25 May 2026 · 45 min
Gut Health Expert: Diet Is Only 20% Of The Puzzle
Gut health is about much more than what you eat. In this episode, Dr Karan Rajan speaks with Kaitlin Colucci about the gut-brain connection, IBS, bloating, stress, sleep, meal timing, yoga, and the nervous system. They discuss why diet may only be one part of the gut health puzzle, how stress can affect digestion, why eating on the go may worsen symptoms, and how simple habits like breathwork, better sleep, mindful eating, fibre, and movement can support a healthier gut. Kaitlin explains how the gut and brain communicate through the nervous system, why IBS is often misunderstood, and why gut…
18 May 2026 · 55 min
The Male Fertility Crisis No One Is Talking About
Male fertility is declining, but sperm count is only part of the story. Dr Karan Rajan chats with Professor Sheryl Homa about male infertility, sperm DNA damage, lifestyle, heat exposure, environmental toxins, microbiome health, and why men’s fertility is often overlooked. Professor Homa explains why infertility should be treated as a health issue for both partners, what semen analysis can and cannot tell you, and why sperm health may reflect wider problems such as diabetes, inflammation, kidney disease, hemochromatosis, stress and metabolic health. In this conversation, we cover: • Why…
11 May 2026 · 57 min
The Gut Health Myths You Still Believe (And What Actually Works)
Your gut microbiome affects far more than digestion. In this episode, Dr Karan Rajan sits down with gut health expert Jordan Haworth to break down the science of gut health, probiotics, fibre, acid reflux, oral microbiome health, fermented foods, GLP-1, bloating, sleep, fasting, and the everyday habits that actually improve your microbiome. Here is a link to preorder Jordan's new book out June 18th: How to Gut Health: Science-backed hacks for immunity, metabolism and better sleep https://lnk.to/howtoguthealth We speak about: The connection between oral health and gut health Why chewing food…
4 May 2026 · 54 min
Why Nothing Feels Fun Anymore: Dopamine, Phones & Brain Rot
Your phone is not just distracting you, it may be changing what your brain finds rewarding. In this episode of Dr Karan Explores, Dr Karan Rajan speaks with neuroscientist TJ Power, founder of DOSE Lab, about dopamine, phone addiction, AI, “brain rot,” digital anhedonia, and why modern technology can make ordinary life feel less pleasurable. TJ’s DOSE framework focuses on dopamine, oxytocin, serotonin, and endorphins, the four brain chemicals he says are being disrupted by the way modern humans live. This conversation explores why so many of us feel stuck in loops of scrolling, distraction,…
30 Apr 2026 · 44 min
We STILL Don’t Understand Childbirth | Dr Jennifer Lincoln
💬 Protecting first time parents from the realities of childbirth comes at a price. Not knowing how difficult it can be often leaves them unprepared - feeling guilty if it doesn’t go “perfectly”. ⚡With all the misinformation around - and shockingly high maternal mortality rates in the US - Dr Jennifer Lincoln has decided to take childbirth into her own hands. The social media educator has just released The Birth Book: An OB-GYN’s Guide to Demystifying Labor and Delivery. 🎧 Stay tuned to find out: ➡ What a “normal” labour really looks like ➡︎ What you can say “no” to during labour (Hint:…
27 Apr 2026 · 52 min
The Truth About GLP-1s, Food Noise & Weight Loss Drugs: Dr Federica Amati
GLP-1 weight loss drugs are changing medicine, but are we talking about them in the right way? In this episode, Dr Karan Rajan speaks with Dr Federica Amati about GLP-1s, food noise, metabolic health, appetite, gut health, muscle loss, side effects and why nutrition support matters. Dr Federica Amati explains why these medications should not be seen as simple “weight loss drugs”, how food noise differs from real hunger, and what people should know before, during and after GLP-1 treatment. 📗 Pre-order Dr Federica's book 'The Appetite Reset' here: https://shor.by/fP5H In this conversation, we…
23 Apr 2026 · 30 min
How Can You Trust A Supplement Actually Works? | Dr Amine Zorgani
💬 How can you tell if a supplement actually does what it promises to do? There are so many on the market that are underdosed, understudied and not backed up by science. So before you choose your next supplement - this is the data that should inform your decision. ⚡When Dr Karan created LOAM, his aim was to create a fibre supplement backed up by clinically robust data. In this special episode, he outlines the lengthy process that went into making sure it actually delivers results. 🎧 Stay tuned to find out: ➡ What a preclinical study is - and why they are essential ➡︎ How a study can actually…
20 Apr 2026 · 53 min
The Secret To Reducing Arthritis in 8 Weeks...
Sleepwalking into arthritis isn’t inevitable. And some changes can show up faster than most people expect. In this episode, Dr Karan Rajan speaks with Professor Tamiko Katsumoto about why arthritis rates are rising, the differences between rheumatoid arthritis and osteoarthritis, and what the best evidence says about reducing joint inflammation, including a lifestyle medicine intervention where benefits were seen as early as 8 weeks (with the primary endpoint at 16 weeks). This isn’t about “miracle cures.” It’s about stacking the odds in your favour: Diet quality, fibre, fermented foods,…
16 Apr 2026 · 36 min
How To Really Strengthen Your Pelvic Floor | Dr. Kelly (Peterson) Luithly
💬 One majorly overlooked part of health is your pelvic floor. You may think it’s just a worry for women - but men need to train their pelvic muscles too. The question is, how? If you’re the type of person who spends a lot of time sitting all day, have ever experienced gut problems or back pain - or you just want to improve your physique - this one’s for you. ⚡Dr Kelly Peterson is the master of pelvic floor exercises - and shares all her best techniques in this episode. 🎧 Stay tuned to find out: ➡ The 3 types of people who need to work on their pelvic floor ➡︎ What the pelvic floor is…

About Dr Karan Explores

Dr Karan Explores is a English health podcast from OG Podcasts. Melo plays each episode straight from the publisher's own feed — no ads added, no account needed — and remembers where you stopped, in this browser only.

Publisher: OG Podcasts
Language: English
Category: Health
New episodes: Weekly
Typical length: 44 min
Latest episode: 12 Oct 2026
Feed: RSS — paste into any podcast app
Apple Podcasts: podcasts.apple.com/podcast/id1746870495
Rights: OG Podcasts

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