Gut Gurus

Dr. Supriya Rao and Dr. Naresh Gunaratnam examine dysbiosis, the imbalance that develops when the gut microbiome falls out of healthy equilibrium. They discuss what dysbiosis actually looks like inside the gut, how a loss of microbial diversity impairs normal function, and why diet, antibiotics, infections, and chronic stress are among its most common triggers. […]

Dr. Supriya Rao and Dr. Naresh Gunaratnam interview Dr. Michelle Segar, a behavior-change scientist at the University of Michigan whose research focuses on helping people adopt and sustain healthy behaviors over the long term. Dr. Segar discusses why traditional health advice so often fails to produce lasting change and how immediate rewards like stress relief, […]

Dr. Supriya Rao and Dr. Naresh Gunaratnam interview Daniel Tal Mor, co-founder and CEO of Lumen, a health technology company focused on metabolic measurement. Lumen’s handheld device analyzes a breath sample to estimate whether the body is primarily using carbohydrates or fats for fuel and pairs those measurements with app-based guidance designed to support nutrition […]

Dr. Supriya Rao and Dr. Naresh Gunaratnam interview Professor Christopher Gardner, Director of Nutrition Studies at the Stanford Prevention Research Center. Professor Gardner has led landmark NIH-funded clinical trials on popular diets, plant-based eating, and how nutrition patterns affect overall health. Dr. Gardner discusses what his research reveals about low-fat versus low-carb diets, how ferm...

Dr. Naresh Gunaratnam and Dr. Supriya Rao continue their discussion on the role that GLP-1 medications play in weight management. GLP-1 medications help regulate appetite, improve blood sugar control, and support gradual, sustainable weight loss. They can also reduce the risk of type 2 diabetes and improve overall metabolic health. Join Dr. Gunaratnam and Dr. […]

Dr. Naresh Gunaratnam and Dr. Supriya Rao discuss the role that GLP-1 medications play in weight management. GLP-1 medications help regulate appetite, improve blood sugar control, and support gradual, sustainable weight loss. They can also reduce the risk of type 2 diabetes and improve overall metabolic health. Join Dr. Gunaratnam and Dr. Rao as they […]

Dr. Supriya Rao and Dr. Naresh Gunaratnam interview Dr. Angela Fitch, co-founder and Chief Medical Officer of Knownwell, a primary care and obesity medicine practice that’s redefining how we treat obesity and focus on metabolic health. Dr. Fitch has been at the forefront of obesity medicine for over two decades, helping to shape a more […]

Dr. Supriya Rao and Dr. Naresh Gunaratnam interview John Hawley, head of the Exercise & Nutrition Research Program, and director of the Mary MacKillop Institute for Health Research at the Australian Catholic University in Melbourne. Professor Hawley focuses on the interaction of exercise training and diet on human health outcomes, with a specific emphasis on […]

Dr. Naresh Gunaratnam and Dr. Supriya Rao discuss the role that a high-fiber diet plays in gut health. A high-fiber diet supports digestive health, lowers cholesterol, helps control blood sugar, and promotes weight management. It also reduces the risk of heart disease, type 2 diabetes, and certain cancers. Join Dr. Gunaratnam and Dr. Rao as […]

Dr. Naresh Gunaratnam and Dr. Supriya Rao explain what the microbiome is and its role in helping to maintain health. The gut microbiome plays a crucial role in gastrointestinal health because it helps with digestion, regulates the immune system, and influences overall well-being. Join Dr. Gunaratnam and Dr. Rao as they explore how to support […]