


20 episodes
by OG Podcasts · English
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. New episodes every week.





How to help babies and toddlers accept vegetables without pressure, using repeated exposure, role modeling, and “division of responsibility”; plus practical ways to sneak in veggies and discuss…
9 Nov 2026 · 50m · 20 chapters
How supplements are marketed with “natural” and “daily hydration” myths; red flags in supplement labels; why more isn’t better; evidence tiers; and practical nutrition guidance for constipation,…
2 Nov 2026 · 45m · 21 chapters
The episode argues that testosterone is widely over-marketed as a cure-all and “optimization” target, while true deficiency (hypogonadism) is less common and diagnosis should focus on sexual symptoms…
26 Oct 2026 · 42m · 16 chapters
How menopause-related hormone changes (especially falling progesterone and estradiol) alter gut motility, gut barrier function (“leaky gut”), inflammation, and the microbiome—potentially explaining…
19 Oct 2026 · 42m · 14 chapters
Microplastics researcher Dr Stephanie Wright discusses what’s known about microplastic toxicity and human health, why evidence is limited, how measurements are complicated by contamination and lab…
12 Oct 2026 · 39m · 20 chapters
Why weight loss is biologically hard (set-point/settling-point), how gut hormones and the vagus nerve drive hunger and “food noise,” and what happens when GLP-1 drugs are stopped. Guest: Dr.
5 Oct 2026 · 38m · 14 chapters
Jamie East (broadcaster) discusses his chronic myeloid leukemia diagnosis, how he researched it, and his anger at cancer misinformation—especially “nuggets of truth” twisted into viral claims that…
28 Sep 2026 · 42m · 19 chapters
The episode explains why visceral fat (fat around organs) is dangerous even in “normal BMI” people, how fat is an endocrine/communicating organ with different depots, and how to reduce visceral fat…
21 Sep 2026 · 47m · 18 chapters
Glyphosate (the weed killer) and how worried people should be, including links to cancer risk, gut microbiome effects, and genetically modified (GM) crops; also discusses pesticide “cocktails” and…
14 Sep 2026 · 39m · 15 chapters
Fatty liver disease and liver health, emphasizing the gut–mouth–liver connection, silent progression, and prevention via lifestyle and evidence-based diet/exercise.
7 Sep 2026 · 46m · 19 chapters
Microplastics exposure from everyday items and their environmental and potential human-health impacts; what to do to reduce exposure.
31 Aug 2026 · 35m · 16 chapters
The episode argues that muscle is an endocrine organ that releases myokines affecting brain, immune, gut, and liver health; it also challenges “more protein than you need” by recommending a practical…
24 Aug 2026 · 54m · 31 chapters
This is a trailer for “Dr Karan Explores,” promoting the show’s mission to make online health advice clear, understandable, and useful, cutting through “BS” with science and medicine.
18 Aug 2026 · 1m
Rising allergies in children (food allergy, anaphylaxis, hay fever) and how gut/skin microbiomes and immune tolerance may explain the trend; prevention strategies during weaning and early infancy.
17 Aug 2026 · 40m · 15 chapters
Investigative discussion of stem-cell/“regenerative medicine” grifts, especially a Mexico clinic (Eterna Health) allegedly selling fake or contaminated injections, and how social media and weak…
10 Aug 2026 · 45m · 20 chapters
Registered dietitian Shyla Cadogan argues that dieting and healthy eating should be simplified: add missing components instead of cutting everything.
3 Aug 2026 · 46m · 16 chapters
How habits work as learned “associations” between situations and actions, why they’re hard to break, and how to change them using “keystone” habits and substitution.
27 Jul 2026 · 41m · 18 chapters
Dr Andrew Jenkinson argues that long-term weight loss is biologically regulated by the hypothalamus, leptin signaling, and insulin-driven “leptin resistance,” so calorie restriction and exercise…
20 Jul 2026 · 41m · 19 chapters
Endometriosis misconceptions, causes, symptoms, diagnosis, progression, surgery, recurrence, and emerging treatments. Dr.
13 Jul 2026 · 49m · 18 chapters
Back and neck pain explained through the brain-body connection—stress, mindset, sleep, and especially movement—plus how to interpret pain, MRI findings, morning stiffness, sciatica, headaches,…
6 Jul 2026 · 41m · 12 chapters