Intelligent Medicine with Dr. Ronald Hoffman | The Best of High Tech Medicine and Alternative Modalities

Dr. Ronald Hoffman interviews King’s College London epidemiologist and ZOE co-founder Prof. Tim Spector about his book, "Ferment," and the science of fermented foods. Spector describes his shift from genetics and twin studies to microbiome research after finding identical twins had very different gut microbes. He outlines key drivers of Western microbiome loss—antibiotics, pollution/pesticides, sterile urban living, smaller families, and especially low-fiber, ultra-processed diets with additives. They discuss COVID-era findings linking diet quality to outcomes, and clinical and population evidence that fermented foods can reduce inflammatory markers and quickly improve mood, energy, hunger, bloating, and modest weig...

Dr. Hoffman continues his conversation with King’s College London epidemiologist and ZOE co-founder Prof. Tim Spector about his book, "Ferment," and the science of fermented foods.

Bone density can be IMPROVED with the right combination of resistance and high-impact exercises; Why bone preservation matters when it comes to healthspan, longevity; Would BWH 85 Beta Glucan fend off multiple myeloma? Hard-to-treat depression may stem from circadian rhythm disruptions; Personalized mRNA cancer vaccines: Cancer breakthrough or pricey dead-end? Why Moderna stock is so volatile; Creatine plus resistance exercise fends off menopause woes.

The arbitrariness of the “10,000 step rule”; Forest-bathing delivers more brain and body benefits than ordinary walking; How does BWH Beta Glucan compare to AHCC? Why ApoB might yield better heart risk prediction than just LDL and HDL; Can vitamin C and glutathione be given together intravenously? When your fingertips turn white and blue in the cold; Exercise improves sleep—but so, too, does a healthy microbiome.

Meeting Senior Protein Needs on a Budget and the Role of Butyrate: Nutritionist Leyla Muedin addresses a listener struggling to reach the suggested 20–30 grams of protein per meal on a fixed income, explaining updated guidance of roughly 1–1.2 g/kg/day and offering a simple estimate that 1 ounce of animal protein provides about 6–7 grams. She advises not to force-feed, to be guided by hunger over the week, and to prioritize complete animal proteins over filling up on bread, rice, and beans, especially for seniors concerned about blood sugar. To reduce costs, she recommends shopping at discount stores (e.g., Dollar Genera...

Exercise training for bone healthWhy has my Lipoprotein (a) trended upward in the last 4-5 years? Isn't it genetically determined?I have chronic insomnia, and my doctor told me to avoid any supplements due to my pacemaker/defibrillator

My husband is getting a total knee replacement. What do you recommend as far as food and supplements for recovery?Can I safely use Xlear nasal spray after getting a stent in one of my arteries?If a person has GERD occasionally, would it be advisable to avoid meat since it is acid-forming?I have a family history of rheumatoid arthritis. How can I prevent this?  

Why Brains Need Friends: The Neuroscience of Loneliness, Empathy, and Social Connection. Dr. Ronald Hoffman interviews neuroscientist Dr. Ben Rein about his book, "Why Brains Need Friends," focusing on how loneliness and social isolation affect well-being and health. Rein describes his research on the neurobiology of autism, empathy, and how MDMA enhances empathy via serotonin signaling in the nucleus accumbens, and argues that humans are evolutionarily wired for social reward through oxytocin, serotonin, and dopamine. They distinguish objective isolation from subjective loneliness and discuss how isolation can trigger chronic stress responses, elevated cortisol, inflammation, and increased risks including stroke...

Dr. Hoffman continues his conversation with neuroscientist Dr. Ben Rein about his book, "Why Brains Need Friends: The Neuroscience of Social Connection."

Exercise as Medicine for Osteoporosis: Dr. Ronald Hoffman interviews Professor Belinda Beck of Griffith University, a director of The Bone Clinic, and co-founder of ONERO, an award-winning, evidence-based exercise program for osteoporosis. Beck explains bone as living tissue that remodels in response to mechanical loading (Wolff’s Law), arguing much age-related loss reflects insufficient stress and that targeted high-load training can rebuild bone. She contrasts exercise with calcium-only approaches, noting supplementation limits and potential cardiovascular risks, and reviews osteoporosis drugs (bisphosphonates, denosumab/Prolia, PTH analogs, romosozumab/Evenity), including rebound loss after stopping denosumab and microdamage repair issues with antiresorptives; me...

Dr. Hoffman continues his conversation with Dr. Belinda Beck, Professor, Griffith University, Director of Research at The Bone Clinic, and founder and director of Onero, an award-winning, evidence-based exercise program for osteoporosis.

A quick, 4-minute daily exercise fix for over-65s boosts performance in just 12 weeks; can eye drops dissolve cataracts to forestall surgery? A new motion sickness drug is named after the Greek god who was sailors’ friend; Scientific American highlights mitochondria as key to healthy aging; Urolithin A notches gains for GI and heart health in new studies.

The biggest mistake GLP-1 weight loss medication users make; Scientists discover link between vitamin C and blood cancers; B12 alone, or taken with a B complex? 10 diets are put to the test, and which scored highest for staving off biological aging? When medications cause constipation; Overcoming fatigue after radiation treatment for cancer.

Carbs vs Protein During Exercise: Hormones, Cortisol, and Insulin. Registered dietitian nutritionist Leyla Muedin discusses an emailed study request about a 2013 Iranian paper comparing carbohydrate vs protein drinks consumed during resistance exercise in 20 fasted young men. The study found cortisol rose much more in the protein group while insulin rose more in the carbohydrate group, with no significant differences in growth hormone, testosterone, or IGF-1, and it concluded carbohydrates created a “better hormonal environment.” Leyla challenges this interpretation, arguing cortisol’s rise is a normal and useful exercise stress response for muscle breakdown and subsequent repair, while carbohydrate-driven insulin spikes...

Pope Leo's cancer diagnosis and treatmentHelpful nutrition for cancerMy LDL cholesterol is higher now, but my calcium score is "0".  Should I be concerned?

My husband's homocysteine went up to 15, and he already takes Methyl Action.  What else can he take to lower it?I had candida in the past.  Is it okay for me to take a supplement that contains baker's yeast?Is there anything I can do to alleviate spinal stenosis?What kind of creatine supplement should I take, and how much to regain muscle strength?

Jonathan Emord on ANH Legal Strategy, FDA Overreach, and the Fight for Health Freedom: Dr. Ronald Hoffman interviews constitutional attorney Jonathan Emord, newly appointed general counsel for the Alliance for Natural Health (ANH), about advancing health freedom and access to truthful information on natural products. Emord recounts his landmark 1999 Pearson v. Shalala victory establishing First Amendment protections for qualified supplement health claims and describes FDA resistance and broader administrative-state dynamics, including Chevron deference and its reversal in Loper Bright v. Raimondo. He argues FDA regulation is economically protectionist, suppressing nutrient-disease information while favoring patented drugs, and cites COVID-era censorship...

Dr. Hoffman continues his conversation with constitutional attorney Jonathan Emord, newly appointed general counsel for the Alliance for Natural Health (ANH).

The Pope’s lung cancer diagnosis offers a window on advances in cancer detection, treatment; The supplements I recommend the Pope take to prevent recurrence; Novel injection therapy melts fat cells; Is cholesterol the be-all/end-all for heart risk assessment? Is the new mRNA flu vaccine worth taking? 

Humans are hardwired for generosity—but brain rewards are greater for voluntary philanthropy than paying our tax bills; Apple cider vinegar—are benefits real? Loneliness may steal 6 years of good health—but is it inevitable for introverts? Neanderthals may have used birch “glue” for wound healing; The many possible causes of hip pain; Popular pain remedy may yield scant benefits, hike risk of adverse side effects; Solutions for travelers’ constipation.

Post-Workout Nutrition, Antioxidants, and Insomnia’s Health Risks: Leyla Muedin, a registered dietitian in New York City, answers listener questions about post-exercise nutrition, advising against sweet or high-carb foods immediately after workouts because they raise blood sugar and insulin, shift the body back to fat storage mode, and can blunt human growth hormone needed for muscle and bone repair; she suggests protein and fat after morning exercise and saving carbohydrates for later, ideally 3–4 hours post-workout or at dinner. She also addresses concerns about oxidation after exercise, recommending antioxidant nutrients (vitamin C, mixed tocopherols/tocotrienols, vitamin D) and vegetables like spin...

Folic acid vs. methylfolate. Which is better?What do you recommend I take to get back to sleep when I wake at 2 AM to go to the bathroom?

Is it safe for me to take DHEA given my family history of breast and uterine cancers?I still have stomach and bowel upset after completing a round of antibiotics 2 months ago.  What's the best type of exercise for a type 2 diabetic? Aerobics or resistance training?I have IBS, but my doctor confirmed no gluten sensitivity.  hen why do I have symptoms when I eat wheat?

Nutritional Support for Mood: Magnesium, 5-HTP, Adaptogens, and the Folic Acid Debate: Dr. Ronald Hoffman interviews Neil Levin of NOW Foods/Protocol for Life Balance about rising depression and anxiety and the roles of lifestyle, social media, stress, diet, sleep, and exercise in mood. They discuss nutrient cofactors for neurotransmitter production, emphasizing B vitamins, magnesium, zinc, omega-3s, and gut health/fiber, plus concerns about heavy metals like lead and possible links to mood and violence. Levin contrasts tryptophan vs 5-HTP (blood-brain barrier, dosing, serotonin/melatonin) and reviews supplements for mood support including magnesium glycinate and magnesium threonate (Magtein...

Dr. Hoffman continues his conversation with Neil Levin, Senior Nutrition Education Manager and a product formulator for NOW Foods and Protocol for Life Balance.

Dr. Ronald Hoffman interviews pediatrician and public health expert Dr. Megan Moreno, co-author of “Connecting: Raising Kids in the Digital World” and co-medical director of the American Academy of Pediatrics Center of Excellence on Social Media and Youth Mental Health, about how social media and technology affect children’s mental and physical health. They discuss evidence linking tech use to sleep disruption and mixed effects on nutrition and physical activity, plus risks including body image comparisons, addictive “frictionless” design in social media and gaming, exposure to disturbing content, cyberbullying, sexting, and impacts of parent device use on connection and language d...

Dr. Hoffman continues his conversation with pediatrician and public health expert Dr. Megan Moreno, co-author of “Connecting: Raising Kids in the Digital World” and co-medical director of the American Academy of Pediatrics Center of Excellence on Social Media and Youth Mental Health, about how social media and technology affect children’s mental and physical health. 

Death at clandestine Siberian bio lab raises specter of weaponized plague leak; Oats for constipation—friend or foe? How long can supplements keep? New weight-loss med that preserves lean body mass nears approval; Reading for pleasure—a waning pastime—enhances memory, mood, and empathy. 

The brouhaha over fortifying foods with folic acid—is it a cancer promoter?  Follow-up to botched Tennessee execution; Whole 30 or Paleo diets for autoimmunity; Mistletoe for cancer; Lifestyle changes may be as effective as cognitive behavioral therapy for depression; Sugar avoidance in first 1000 days of life slows organ aging, reduces later-life disease risk.

What to Eat After a Fasted Workout—and Why Energy Drinks May Affect Heart Rhythm: Registered dietitian nutritionist Leyla Muedin discusses what to eat after exercise, especially morning fasted workouts, advising water first and avoiding sweet or carb-rich post-workout options (smoothies, bananas, flavored yogurts, cereal, sports drinks) because they can raise blood sugar and insulin, reduce fat burning by suppressing glucagon, and blunt exercise-related benefits like human growth hormone; instead she recommends a savory protein-and-fat meal (e.g., a 3–4 egg omelet, steak, chicken salad without bread) within 45–60 minutes to support muscle repair while keeping insulin low. She then reviews a 2025...

A discussion on diet and healthFolic acid-fortified foods and cancerHow do I use your store?Why are calcium and strontium often put together in some supplements when they're supposed to be taken apart?

They're back!  Fruit and veggie pillsThe benefits of Pycnogenol in lipedemaWhat are some good supplements for my 14- and 18-year-old grandsons?What can I do about my restless legs syndrome?

Preventive Medicine and the “Preventioneers”--From Benjamin Franklin to Modern Public Health: Dr. Ronald Hoffman interviews public health physician Dr. Barry Davis, MD-PhD, author of "The Preventioneers: Diseases, Disasters, and the Discoveries That Changed Our World," about why preventive knowledge often fails to translate into action. Davis explains Benjamin Franklin’s “ounce of prevention” quote originated in fire prevention and led to innovations like fire companies, building codes, lightning rods, the Franklin stove, and fire insurance. They discuss hypertension as a “silent killer,” the VA clinical trials proving blood-pressure lowering prevents strokes and heart attacks, and the modern gap in awareness a...

Dr. Hoffman continues his conversation with Barry R. Davis, MD, PHD, Public Health Physician | Biostatistician | Clinical Trials Expert | Professor Emeritus, University of Texas School of Public Health, author of “The Preventioneers: Diseases, Disasters, and the Discoveries That Changed Our World."

Nitric Oxide: Supporting Vascular Health, Performance, and the Oral Microbiome with Dr. Nathan Bryan: Dr. Ronald Hoffman interviews nitric oxide researcher and entrepreneur Dr. Nathan Bryan about nitric oxide (NO) as a short-lived signaling gas that dilates blood vessels, reduces inflammation, mobilizes stem cells, supports mitochondria, and is linked to longevity. Bryan explains two NO production pathways: nitric oxide synthase from L-arginine and an entero-salivary nitrate pathway requiring dietary nitrate, specific oral bacteria, and stomach acid; he says sugar-heavy diets, fluoride toothpaste, antiseptic mouthwash, and proton pump inhibitors inhibit NO. Symptoms of deficiency include erectile dysfunction, rising blood pressure...

Dr. Hoffman continues his conversation with nitric oxide researcher and entrepreneur Dr. Nathan Bryan.

Ever more powerful weight loss drugs are on the launchpad as FDA issues warnings about bootleg versions—and potential hazards of drastic weight loss to seniors and those with eating disorders; Botched Tennessee execution—how can that happen? Immune support for respiratory syncytial virus (RSV) in a lung cancer survivor; Should beta-glucans be taken with—or away from—food for optimal absorption? Boosting bone density with an exercise program targeted for osteopenia/fall prevention.

Do you have to worry about too much vitamin A from supplements? Urolithin A scores against a common form of heart failure; Most blood tests don’t require fasting; The health scourge of E-bikes; Slashing sugar before antibiotics reduces harms to microbiome; Study shows inadequate REM sleep associated with 83 diseases—but doubts persist over accuracy of sleep wearables.

Time-Restricted Eating Study: Nutritionist Leyla Muedin details a Johns Hopkins Medicine study (published July 27 in Obesity) on time-restricted eating (TRE), a form of intermittent fasting that limits eating to a consistent 8–10 hour daily window, in adults with obesity and prediabetes or diet-controlled type 2 diabetes. In a 12-week trial of mostly female and Black participants, groups followed either a 10-hour TRE schedule or a usual 16-hour eating pattern, while all received a provided, personalized-calorie DASH diet intended to maintain starting weight. Both groups experienced similar modest weight loss and reported improved eating behaviors (more restraint, less stress eating, less hunger), wi...

The benefits of kimchi for detoxing microplasticsWhat do you recommend my husband take to recover from Bell's Palsy?  Follow-up on coronary artery inflammation question