Dr Karan Explores

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 i...

💬 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...

💬 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 ep...

💬 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 -...

💬 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 li...

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 bac...

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, bet...

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 can...

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...

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, serot...

💬 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 re...

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 di...

💬 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...

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 be...

💬 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 p...

Most people can’t name five menopause symptoms beyond hot flushes and the biggest problem might start with the word itself. In this episode, Dr Karan Rajan speaks with Dr Louise Newson, a hormone and menopause specialist, about what’s actually happening biologically, why symptoms get missed or mislabelled, and how evidence, guidelines, and real-world prescribing shape care. In this conversation, w...

💬 All your GLP-1 weight loss questions answered in this AMA with Dr Karan. Should you take them if you’re not overweight? Can you stay on them forever? How can you eat better when your appetite is gone? ⚡ Answering the questions sent in by you, Dr Karan explains the science, benefits, risks and ethics of using drugs like Ozempic, Wegovy Mounjaro and Tirzepatide.  🎧 Stay tuned to find out: ➡ Whe...

Most people are missing one of the most important nutrients for long-term health: fibre. In this solo episode, Dr Karan breaks down everything you need to know about fibre. From the cheapest ways to get more, to when you should eat it, and how it impacts your gut, cholesterol, metabolism, and long-term disease risk. What You’ll Learn:The cheapest high-fibre foods (and why beans dominate)When to ea...

💬 Exercise during pregnancy is surrounded by myths, fear, and outdated advice. But the truth is staying active can be one of the most powerful things you can do for both you and your baby. ⚡To unpack what safe, effective exercise really looks like during pregnancy and why misinformation is still so widespread - Dr Karan is joined by Dr Margie Davenport, professor and leading researcher in exerci...

Cooking isn’t just about flavour, it directly impacts your brain, gut, and heart health. In this special episode, Dr Karan teams up with The Brain Docs, Drs. Ayesha & Dean Sherzai, to cook a nutrient-dense curry while breaking down the real science behind food and its impact on your body. From fibre and omega-3s to anti-inflammatory ingredients and the gut-brain connection. Discussed in the ep...

Endometriosis red flags are often missed, especially when symptoms look like IBS, bladder issues, or “normal” test results. In this episode of Dr Karan Explores, Dr Karan Rajan speaks with Carla Cressy about her lived experience of endometriosis, the long road to diagnosis, what severe disease can look like, and how to advocate for yourself when you’re being dismissed. In this conversation, we cov...

💬 Vision and eyesight are two totally different things. And most of us are ignoring both! But improving your eye health is really easy when you know how. Not only can simple techniques help you stave off myopia, they can even improve your whole experience of the world. ⚡To discuss the art of vision training - and why it’s so crucial for all of us - Dr Karan is joined by Dr Bryce Appelbaum, Neuro...

Can psilocybin treat depression within a day? In this episode, Dr Karan Rajan sits down with psychedelic researcher  Dr Rayyan Zafar  to break down the science of psilocybin, treatment-resistant depression, brain scans, microdosing, and whether psychedelic therapy could become a real part of mainstream mental health care. They explore why current antidepressants do not work for everyone, how psych...

💬 Health isn’t just about what you eat - it’s about when. Meal timing matters much more than you might realise. The same food eaten at different times can have wildly different effects on your body.  ⚡To discuss the emerging field of chrononutrition, Dr Karan is joined by Adriano dos Santos - known as The Circadian Nutritionist. Together they explain how your organs and even your gut microbiome...

The best sleep schedule (according to science) isn’t just “8 hours”, it’s timing + consistency. In this episode, Dr Karan Rajan speaks with Professor Gina R. Poe about how to build a sleep schedule that supports deep sleep, REM sleep, memory, and long-term performance, using the levers that actually move the needle: consistent timing, light exposure, temperature, naps, and meal timing.  In this co...