

Live Long and Well with Dr. Bobby
Dr. Bobby Dubois
Let's explore how you can Live Long and Well with six evidence based pillars: exercise, good sleep, proper nutrition, mind-body activities, exposure to heat/cold, and social relationships. I am a physician scientist, Ironman Triathlete, and have a passion for helping others achieve their best self.
Episodes
Mentioned books

9 snips
Dec 16, 2025 • 16min
#58 The Great Hepatitis B Vaccine Controversy: What Does A Balanced View Reveal?
The podcast discusses the challenges of newborn hepatitis B vaccination, highlighting the unique risks for infants and the long-term consequences of early exposure. It reviews the drastic decline in childhood infections since the universal birth dose was introduced in 1991. The new proposal suggests a nuanced approach based on maternal status, but experts warn against delays. Additionally, evidence is presented to debunk the autism-vaccine myth, while Dr. Bobby shares his recommendation to keep the universal birth dose for safety.

Dec 11, 2025 • 26min
#57 Microplastics: potential problem with no easy solution
Send us a textSummary: Microplastics are showing up in our water, food, air—and in human tissues. In this episode, I unpack what the best studies actually show (and don’t), why risk is plausible but not proven, and the realistic steps you can take today without panic. In this episode, I cover:What microplastics are and why they’re everywhere—from packaging and clothing to tire dust—and why production is still projected to rise ~70% by 2040 (OECD). OECD+2OECD+2The signal that caught my attention: patients with microplastics in carotid artery plaque had a markedly higher 3-year risk of heart attack, stroke, or death (NEJM). Association, not proof—but concerning. The Guardian+3New England Journal of Medicine+3PubMed+3What’s turning up in the brain: autopsy work suggests rising microplastic loads in brain tissue, though causality remains unknown (Nature Medicine coverage). Nature+2Nature+2Everyday exposure: a liter of bottled water can contain ~240,000 plastic particles—mostly nanoplastics—using newer detection methods (NIH Research Matters). TIME+3National Institutes of Health (NIH)+3NCBI+3Indoor vs. outdoor air: estimates suggest we inhale tens of thousands of microplastic particles daily, with higher indoor concentrations (PLOS One). PLOS+1My takeaways for you (progress, not perfection):Respect the signal without catastrophizing. Human data are early, but cardiovascular and neurologic signals merit attention. New England Journal of Medicine+1Make the easy swaps: store food in glass, don’t microwave plastic, favor loose-leaf tea over plastic-based tea bags, and replace plastic cutting boards with wood or glass. (These trim exposure; they don’t eliminate it.) Air matters: consider a HEPA purifier for main living/sleeping areas and vacuum regularly; natural-fiber clothing sheds fewer synthetic particles. Water choices: where safe, use tap water with a quality home filter and a reusable (non-plastic) bottle—especially given the nanoplastic findings in some bottled waters. National Institutes of Health (NIH)Listener corner: You asked for more quick-hit myth busters (yes, we’ll do “Does chicken soup speed recovery?”), and thanks for the reminder to wear a

16 snips
Dec 2, 2025 • 33min
#56 Change exercise as you age?
Discover how exercise evolves after 50, emphasizing muscle preservation and injury prevention. Learn about the 'aging triad' of muscle loss, bone density changes, and osteoarthritis risks. Running doesn't necessarily worsen knee health, making it a viable option. The conversation highlights strength training's importance and the need for power fiber support through high-intensity activities. Adjusting recovery times plays a crucial role in maintaining fitness, alongside smart activity choices to reduce injury risks. Aging doesn't mean slowing down!

8 snips
Nov 18, 2025 • 17min
#55 The 5" food rule: safe to eat? Or misguided?
Is the infamous five-second rule just a myth? Discover how bacteria can transfer to food in under a second, with surprising insights from a Rutgers lab study. Moisture and surface type play crucial roles in contamination risk. Learn about the potential benefits of early microbial exposure and its connection to improved immunity. The importance of context in food safety is highlighted, especially for vulnerable populations. Join the conversation on when it's safe to rescue that fallen fry!

15 snips
Nov 6, 2025 • 41min
#54 What are we to believe? (With Dr. Adam Cifu)
In a captivating discussion, Dr. Adam Cifu, a professor of medicine at the University of Chicago and co-author of Ending Medical Reversal, explores why medical advice can dramatically change. He highlights classic examples like hormone therapy and stents gone wrong, emphasizing the importance of randomized trials. Cifu also exposes the dangers of misinformation spread through social media regarding trendy health claims. He advocates for a humble approach to medical evidence, insisting we should always question the source and validity of health information.

9 snips
Oct 28, 2025 • 30min
#53: Ultra-Processed Foods: How Harmful and Why?
Explore the rise of ultra-processed foods and their dominance in our diets since WWII. Discover what exactly classifies as ultra-processed and how various additives might not be the real problem. Learn about fascinating studies showing the significant calorie increase when eating UPFs. Dr. Bobby shares practical tips on prioritizing whole foods and navigating the food landscape without fear. He emphasizes moderation and offers insight into his own indulgences and choices to maintain a balanced approach.

11 snips
Oct 16, 2025 • 24min
#52: We can reduce our cancer risk
Cancer is daunting, but 40% of cases are preventable! Explore the most common cancers and learn about unavoidable risk factors like family history. Discover key modifiable risks, including smoking, obesity, and heavy drinking. Dr. Bobby shares practical steps like quitting smoking, maintaining a healthy weight, and getting vaccinated. He dives into how diet impacts cancer risk, the role of air filters in pollution, and the importance of timely medical evaluations. Plus, find out which screenings and supplements may not be effective.

10 snips
Oct 8, 2025 • 27min
#51 Can Thinking Positively Cure Disease?
Can a positive mindset really impact health? Delving into sports psychology, visualization techniques boost athletic performance through mental imagery. Research indicates that genuine smiling can elevate happiness, while optimism may lead to longer life expectancy and fewer heart issues. However, results on cancer outcomes are mixed. Positive thinking interventions, like CBT, show promise in reducing inflammation. Ultimately, while positivity correlates with better health, the evidence remains nuanced, reminding us that encouragement shouldn't come with guilt.

Sep 28, 2025 • 33min
#50 Navigating Serious Illness: Eight Crucial Lessons
Dr. Helen Eshed, a board-certified gynecologic oncologist, joins for an enlightening discussion on navigating serious illness. They tackle the importance of seeking second opinions and finding a 'quarterback' doctor to coordinate care. Dr. Eshed emphasizes the need to evaluate complementary treatments critically and maintain emotional well-being throughout the journey. They also explore the significance of being proactive in care and building a supportive network while preparing for the financial aspects of treatment.

10 snips
Sep 18, 2025 • 23min
#49: What you eat effects how much you eat
Discover how your food choices impact how much you eat! Dive into the concept of calorie density and learn how ultra-processed foods can lead to overconsumption. Explore the role of texture and protein, revealing that chewier options keep you fuller longer. Hydration also plays a vital part, with evidence showing that drinking water before meals boosts fullness. Plus, find out how your perceptions of food can shape your appetite. Get practical tips to help manage your weight while feeling satisfied!


