Longevity by Design
Longevity by Design is your go-to podcast for science-backed conversations on living a longer, healthier life, with honesty about what the evidence actually shows. Hosted by a rotating panel of InsideTracker leaders, including Renee Deehan, SVP of Science and AI, this show dives into cutting-edge research, addresses bias and misinformation in health, and explores the intersection of preventive medicine, AI, and health equity.In each episode, our hosts sit down with leading researchers, clinicians, and policy experts to explore how we can live better, longer lives, and make sure that science reaches everyone, not just the wealthy well. Tune in t...
Longevity By Design 2.0 Episode #1: Why Scientific Validity Isn't Enough
In this episode of Longevity by Design, host Renée Deehan, Senior Vice President of Science, AI & Product at InsideTracker, is joined by colleague Will Dzierson to welcome Ohad Manor, VP of Computational and Precision Health at Thorne. Ohad brings a rare perspective, having traversed academic computational biology, personalized wellness at Arivale, cancer therapeutics and diagnostics, and now consumer precision health at Thorne. The thread connecting all of it: using computation to translate complex biology into something genuinely useful for people.
Do Longevity Supplements Really Work?
In this episode of Longevity by Design, host Dr. Gil Blander sits down with Dr. Andrea Maier, Professor in Medicine and Director of the NUS Academy for Healthy Longevity at the National University of Singapore’s School of Medicine. They explore what the evidence shows on supplements, and why “test, then treat” beats guesswork.
Andrea unpacks a review of over 5 million people: multivitamins may support memory and lower systolic blood pressure in some older or at-risk groups, but offer little for healthy adults. She also reports lab audits of Nicotinamide Mononucleotide (NMN) and urolithin A, in which...
What Houses, Garbage, and Trucks Teach Us About Aging with Dr. Uri Alon
In this episode of Longevity by Design, host Dr. Gil Blander sits down with Dr. Uri Alon, Professor at Weizmann Institute of Science. They explore a systems view of aging that treats longevity as a solvable model, not a grab bag of disconnected theories.
Uri explains aging with a simple story: houses make garbage, trucks remove it, and the village has a threshold for how much damage it can handle. In the body, “garbage” can include damaged and senescent cells, “trucks” can include immune cleanup, and “houses” can include long-lived cells and stem cells that drift over time. T...
Born to Live Longer? Inside the Genetics and Biology of Centenarians
In this episode of Longevity by Design, host Dr. Gil Blander sits down with Dr. Paola Sebastiani, Professor of Biostatistics at Tufts Clinical and Translational Science Institute. They explore what centenarians reveal about reaching 100, and why there’s no single longevity gene.
Paola explains that studies keep finding many small genetic effects, which makes polygenic risk scores hard to use for personal prediction. She says progress depends on bigger cohorts and new analyses that include structural DNA changes and mitochondrial DNA. She also grounds the hype: for people born in 1900, only 0.2% of men and about 1% of wo...
Age Faster or Slower? The Surprising Role of Mental Health and Self-Control
In this episode of Longevity by Design, host Dr. Gil Blander sits down with Dr. Terrie Moffitt, University Professor at Duke University. They explore the deep link between mental health, self-control, and the pace of biological aging, showing how early-life mental disorders can shape health decades later.
Terrie describes her work with the decades-long Dunedin study, which tracks health from birth through midlife. She explains how people age at different rates, even when born in the same year and place, and how the “pace of aging” can be measured using biomarkers. Terrie shares that fast agers show...
Why Most Longevity Advice Gets Weight and Exercise Wrong
In this episode of Longevity by Design, host Dr. Gil Blander sits down with Dr. David Allison, Director of the USDA Children’s Nutrition Research Center at Baylor College of Medicine. Together, they examine what it takes to build public trust in nutrition and longevity science, and why clear, reproducible evidence matters more than ever. David highlights how public perception and scientific rigor can drift apart, especially in fields crowded with strong opinions and shifting trends.
David shares sharp insights on weight management, challenging the idea that slow and steady always wins. He explains the “dentistry mode...
Can Psychedelic Mushrooms Slow Aging?
In this episode of Longevity by Design, host Dr. Gil Blander sits down with Dr. Louise Hecker, Associate Professor of Medicine at Baylor College of Medicine. Together, they dive into Louise’s recent research exploring how psilocybin, the active compound in psychedelic mushrooms, may influence aging biology at the cellular and organismal level.
Louise shares the story behind her curiosity about psilocybin, sparked by conversations with a friend and fueled by a lack of scientific answers. She explains how her team overcame regulatory hurdles to study the effects of psilocybin on human cells and aging mice. Their fi...
Engineering Healthspan with Dr. Nathan Price: Is It Finally Possible?
In this episode of Longevity by Design, host Dr. Gil Blander sits down with Dr. Nathan Price, Professor and Co-Director at the Buck Institute for Research on Aging. Together, they explore how systems biology, artificial intelligence, and deep health data are changing the way we approach aging and prevention. Nathan explains why looking at single biomarkers falls short and why a network view of biology gives a clearer path to understanding disease and resilience.
Nathan shares how new tools, like genetics, proteomics, and the emerging field of digital twins, can help predict disease risk years in...
How AI Is Redesigning Longevity | Systems Thinking with Dr. Ronjon Nag
In this episode of Longevity by Design, host Dr. Gil Blander sits down with Dr. Ronjon Nag, Adjunct Professor in Genetics at Stanford School of Medicine and President of the R42 Group, for a wide-ranging conversation on how artificial intelligence is reshaping health, medicine, and longevity science.
Ronjon makes the case for systems thinking as a necessary framework for understanding aging, arguing that health emerges from complex interactions rather than isolated interventions. He explains how objective data—ranging from blood biomarkers to wearable-derived signals—can be integrated to guide better decisions, cut thro...
From Genomics to Healthspan: Dr. Wei-Wu He’s Vision for Preventing Disease
In this episode of Longevity by Design, host Dr. Gil Blander sits down with Dr. Wei-Wu, Executive Chairman at Human Longevity, Inc. Together, they explore how advances in genome sequencing, AI, and multi-layered diagnostics are changing the fight against age-related diseases. Wei-Wu shares why understanding your own genetic risks and combining them with other health data leads to better prevention and a longer healthspan.
Wei-Wu explains the value of integrating genome sequencing, advanced imaging, and liquid biopsy to catch diseases like cancer early, before symptoms appear. He draws on real-world examples, including how combining different tests...
What Keeps You Strong at 90+: Real-World Longevity Lessons From Gil’s Parents
In this episode of Longevity by Design, host Dr. Gil Blander sits down with Dalia Blander and Eprihm Blander, his parents, who are thriving in their nineties. Gil explores the daily routines, food choices, and mindsets that have kept Dalia and Eprihm active, independent, and healthy well into later life.
Dalia and Eprihm share how simple habits like regular movement, home-cooked meals, and a Mediterranean diet have shaped their health. They talk about the power of walking, gardening, and staying busy with meaningful work. Both value strong family ties and regular contact with friends, crediting these...
The Gut–Brain Axis: A New Frontier in Longevity with Dr. Emeran Mayer
In this episode of Longevity by Design, host Dr. Gil Blander sits down with Dr. Emeran Mayer, Executive Director at the UCLA Center for Neurobiology of Stress and Resilience and founder of Mayer Interconnected. They explore the science behind the gut-brain connection and its role in shaping health and longevity.
Emeran explains how signals flow between the brain, gut, and microbiome, influencing everything from digestion to emotions. He breaks down how modern diets, especially ultra-processed foods, disrupt the natural balance between humans and gut microbes—a relationship refined over thousands of years. The conversation highlights why ea...
Dr. Barabási Explains Nutritional Dark Matter, Food Networks, and Aging
In this episode of Longevity by Design, host Dr. Gil Blander sits down with Dr. Albert-László Barabási, Professor at Northeastern University, to explore how networks shape health, aging, and nutrition. Barabási explains how biological and social networks influence resilience, robustness, and our ability to recover from stress or disease. He describes aging as a gradual loss of resilience, where the body becomes less able to bounce back from small disruptions.
The conversation moves into the world of nutrition, where Barabási introduces the concept of “nutritional dark matter.” He argues that food contains thousands...
Building Joyspan: How Purpose and Connection Extend Healthspan with Dr. Kerry Burnight
In this episode of Longevity by Design, host Dr. Gil Blander sits down with Dr. Kerry Burnight, Gerontologist, Chief Gerontologist, New York Times best-selling author, and researcher. They explore what it truly means to age well, focusing less on resisting the passage of time and more on embracing vitality, curiosity, and joy throughout life’s second half.
Dr. Burnight explains why the common “decline” mindset around aging misses the full story. She shares research showing that meaningful growth, strong social connections, adaptability, and a sense of giving can shape both how long and how well we live...
Why Sleep Trumps Exercise for Long-Term Health with Dr. Florence Comite
In this episode of Longevity by Design, host Gil Blander sits down with Florence Comite, MD, physician-scientist and founder of the Comite Center for Precision Medicine & Healthy Longevity. They explore why a one-size-fits-all approach to longevity falls short and how personalized data, from biomarkers to genetics, can spot early signs of disease before symptoms appear.
Florence explains her “Nof1” method, which uses deep testing, wearables, and personal history to craft precise health plans. She highlights how sleep, more than exercise or diet, shapes long-term health but remains hard for most people to optimize. Using real-world examples, Flor...
Building a Blueprint for Longer Lives Through Public Policy
In this episode of Longevity by Design, our host, Dr. Gil Blander, sits down with Dylan Livingston, CEO at the Alliance for Longevity Initiatives, and Dr. Brenda Eap to explore how public policy shapes the future of aging research. Dylan and Brendan share how their team pushes for legislation that supports healthy lifespan extension, aiming to bring longevity science into the center of national health priorities.
Dylan and Brendan explain why policy advocacy is crucial for securing funding for research, reducing regulatory hurdles, and establishing a clear path for new therapies. They outline recent successes, including...
Dr. Peter Fedichev: Why Aging Is Functional Decline, Not Just Disease
Aging is more than disease—it’s the steady decline of function. In this episode of Longevity by Design, Dr. Gil Blander speaks with physicist-turned-biotech innovator Dr. Peter Fedichev about why resilience, not diseases, holds the key to longer lives.
Peter explains how his background in theoretical physics shaped his approach to biology and aging. He outlines why startups, not large institutions, are now leading innovation in longevity science. Drawing from physics, he describes aging as a series of “jumps” between states, each leaving the body more fragile.
The discussion moves from the limits of current...
Dr. Eric Verdin on the Effects of Therapeutic Plasma Exchange on Longevity
In this episode of Longevity by Design, Dr. Gil Blander welcomes Dr. Eric Verdin, President and CEO of the Buck Institute for Research on Aging. Eric discusses the science behind therapeutic plasma exchange (TPE) and its potential to slow biological aging in humans. The conversation explores findings from a recent clinical trial, including measurable age reversal using epigenetic clocks.
Eric explains how removing and replacing plasma can dilute pro-aging factors in the blood, a concept inspired by earlier animal studies on parabiosis. He also describes why rigorous, placebo-controlled human trials are crucial for validating longevity interventions and...
What Happens to Your Body When You Sit All Day, with Dr. Keith Diaz
In this episode of Longevity by Design, Dr. Gil Blander sits down with Dr. Keith Diaz, Associate Professor of Behavioral Medicine at Columbia University Irving Medical Center, to unpack the hidden health risks of prolonged sitting.
Keith explains why even daily exercise isn't enough to counteract the effects of sedentary behavior. Drawing on his lab's findings, he shares a simple but powerful prescription: five minutes of light walking every hour. That small change can lower blood pressure, improve mood, and reduce fatigue, without needing to break a sweat.
The conversation also explores how...
Acetylation Insights: Unlocking Longevity Secrets with Dr. Haim Cohen
In this episode, Dr. Gil Blander welcomes Dr. Haim Cohen to Longevity by Design to explore his revolutionary approach to understanding aging. Haim's team analyzed acetylation sites across 107 mammalian species, creating its most extensive comparative study. This computational approach revealed specific post-translational modifications that evolved exclusively in long-lived animals.
The research identifies critical pathways where evolution engineered longevity solutions. These acetylation changes affect DNA repair, cell cycle regulation, and mitochondrial function. Unlike traditional aging research focusing on single pathways like mTOR or caloric restriction, Haim's unbiased screening simultaneously reveals multiple longevity targets. Evolution provided a natural...
Karl Pfleger Explains the Aging Biotech Explosion
On this episode of Longevity by Design, Dr. Gil Blander sits down with Dr. Karl Pfleger, aging biotechnology investor and creator of AgingBiotech.info, to dissect the rapidly evolving field of aging therapeutics. Karl breaks down the sector into two main categories: interventions that slow aging rates versus rejuvenation strategies that repair accumulated damage.
Karl highlights the most promising areas in his investment portfolio, including senolytics for clearing senescent cells and epigenetic reprogramming technologies. He explains why current aging clocks aren't ready for clinical use and discusses the limitations of popular interventions like GLP-1 drugs and...
How to Extend Your Healthspan with Dr. Eric Topol
Gil and Eric discuss Eric’s book, Super Agers, and the inspiration behind it: a 98-year-old patient who exemplified healthy aging. They explore the five dimensions of healthspan optimization: lifestyle, omics, the immune system, and the role of data and AI in personalized medicine. Eric highlights how AI can analyze multi-layered data to provide personalized recommendations for preventing age-related diseases.
The conversation also explores the importance of exercise, sleep, and social connection for healthy aging, as well as the risks associated with high-dose statins. Eric emphasizes the need for a shift towards preventative care, using data an...
The Science of Muscle, Protein, and Longevity: Insights from Dr. Layne Norton
In this episode of Longevity By Design, Dr. Layne Norton, Founder of BioLayne and Carbon app, joins Gil Blander to discuss optimizing nutrition and fitness for a longer, healthier life. Layne emphasizes the importance of prioritizing scientific evidence over popular narratives, highlighting how easily isolated studies can be misinterpreted. He stresses the power of personalized approaches to nutrition and fitness, advocating for a critical approach to information consumption.
Layne dives into the complexities of protein intake, challenging common misconceptions. He advocates for a protein intake above the recommended daily allowance, stressing the role of muscle mass in...
Beyond Sick Care: Evelyne Bischof on the Rise of Longevity Medicine
On this episode of Longevity by Design, Dr. Gil Blander sits down with Dr. Evelyne Bischof, President of the Healthy Longevity Medicine Society. Evelyne discusses her background in internal medicine and oncology and how her work puzzling together patient diagnoses led her to the field of longevity medicine. She highlights the importance of optimizing health span, not just lifespan, and how healthy longevity medicine benefits not only individuals, but population health and the world economy as well.
Gil and Evelyne explore the difference between longevity medicine and traditional healthcare. Evelyne explains that longevity medicine uses a b...
Precision Habits: How Wearables and AI Are Powering Personalized Longevity
In this episode of Longevity by Design, our host, Dr. Gil Blander talks with Dr. Renee Deehan and Paul Fabian about Inside Tracker's new Healthspan Habits Score feature. This innovative tool analyzes data from wearable devices and daily journal entries to identify the most impactful habit to improve each week for better health span and longevity.
The guests explain how the algorithm processes up to 15 different variables, including sleep quality, step count, and lifestyle factors to create a personalized weekly score. Rather than overwhelming users with multiple recommendations, the report focuses on one key habit to change...
Scanning the Future: How Whole-Body MRI is Transforming Longevity with Dr. Daniel Durand
Dr. Gil Blander welcomes Dr. Daniel Durand, Chief Medical Officer at Prenuvo, to Longevity by Design for a deep dive into the future of preventative healthcare. Dr. Durand shares how full-body MRI is redefining early detection by making advanced imaging accessible, non-invasive, and radiation-free. He explains why MRI, as a soft tissue imaging modality, offers unmatched insight into early-stage cancers and chronic conditions.
The conversation unpacks misconceptions around overdiagnosis and false positives, challenging the idea that “not knowing” is safer. Dr. Durand outlines how AI-enhanced imaging, paired with structured follow-up care, reduces unnecessary biopsies and improves diag...
AI, LLMs & The Future of Longevity: Unlocking Healthspan Innovations with Dr. Eran Segal
In this episode of Longevity by Design, host Dr. Gil Blander welcomes Dr. Eran Segal, Professor at the Weizmann Institute of Science, to explore the intersection of artificial intelligence (AI) and personalized health. The conversation dives into how AI and machine learning are transforming our understanding of nutrition, disease prediction, and overall longevity. Eran provides a clear overview of AI, machine learning, and deep learning, explaining how these technologies can be applied to various health domains.
Eran discusses the potential of AI agents in healthcare, such as scheduling appointments, managing medications, and even creating personalized dietary...
GLP-1, Wearables & Longevity: What You Need to Know – AMA with Gil & Ashley
Dr. Gil Blander and Ashley Reaver dive into the science behind GLP-1 agonists, a class of drugs originally developed for type 2 diabetes but now widely used for weight management and longevity. They explore how these medications work, their effects on appetite, metabolism, and inflammation, and why they might be a game-changer for cardiovascular health, brain function, and fertility. While promising, they emphasize the importance of long-term research and consulting with medical professionals before considering these treatments.
The conversation shifts to the role of wearables in health tracking. Gil shares insights on devices like the Apple Watch, Oura...
Muscle, Longevity, and the Power of Protein with Dr. Gabrielle Lyon
In this episode of Longevity by Design, host Dr. Gil Blander welcomes Dr. Gabrielle Lyon, a board-certified family physician and New York Times bestselling author of Forever Strong. Gabrielle discusses the growing epidemic of sarcopenia, the loss of muscle mass and strength, accelerated by the use of GLP-1 medications. She emphasizes the importance of muscle health for overall longevity and introduces the concept of "muscle span."
Gil and Gabrielle explore the critical role of skeletal muscle as a metabolically active organ, its impact on longevity, and the best ways to build and maintain muscle throughout life...
The Science, Evolution, and Future of Lifespan and Healthspan with Dr. Michael Ringel
On this episode of Longevity by Design, Dr. Gil Blander speaks with Dr. Michael Ringel, COO of Life Biosciences, about the science of aging and longevity. Michael discusses how evolution influences lifespan and why aging occurs. He explains the trade-off between resource allocation for reproduction versus maintenance and repair within the body. Caloric restriction and its effects on lifespan are explored through an evolutionary lens.
Michael highlights the challenges and breakthroughs in longevity research. He touches upon the role of genetics and pharmaceuticals in manipulating lifespan and healthspan. He points to the Pacific rockfish as an...
How Long Can Humans Live? Insights from Dr. Jay Olshansky
In this episode of Longevity by Design, Dr. Gil Blander sits down with Dr. Jay Olshansky, a leading professor at the University of Illinois Chicago and a renowned expert in aging and biodemography. Together, they delve into the science of longevity, exploring how public health advancements in the 20th century revolutionized life expectancy and what lies ahead in the quest to extend both lifespan and healthspan.
Dr. Olshansky unpacks the biological limits of human longevity, shedding light on why life expectancy gains are slowing despite medical advancements. He explains the interplay between genetics, lifestyle choices, and aging...
Precision Longevity Medicine with Dr. David Barzilai
Can personalized medicine unlock the secrets to living longer and healthier lives? In this episode of Longevity by Design, host Dr. Gil Blander sits down with Dr. David Barzilai, a renowned longevity physician and founder of Barzilai Longevity Consulting, to explore the science of extending healthspan through precision and innovation.
Dr. Barzilai shares his journey into biogerontology and longevity science, unpacking key concepts like the hallmarks of aging, the potential of lifestyle interventions, and the translation of findings from animal models to human health. He highlights how evidence-based lifestyle medicine—centered on nutrition, exercise, sleep, and stress ma...
How Can a Nutrition AI Platform Help Us Live Healthier and Longer Lives with Dr. Dmitriy Richard Starson
On this episode of Longevity by Design, Dr. Gil Blander hosts Dr. Dmitriy Richard Starson, Founder and CEO of Passio, an AI-powered nutrition coaching platform. Dmitriy discusses his career path from astrophysics to the world of nutrition tracking. He explains how his company seeks to make healthy eating more accessible. Passio aims to achieve this through user-friendly technology like food scanning, voice logging, and personalized AI coaching.
Dmitriy believes this technology will revolutionize how people approach nutrition. He envisions a future where food tracking is as commonplace as step tracking. This shift, combined with insights from companies...
The Path to a 1,000-Year Lifespan with Dr. Aubrey de Grey
In this episode of Longevity by Design, our host Dr. Gil Blander welcomes Dr. Aubrey de Grey, a biomedical gerontologist, to explore the frontiers of aging research and lifespan extension. Dr. de Grey shares his work identifying and addressing the seven major categories of aging-related diseases. He discusses how targeted damage repair offers a promising alternative to traditional methods to slow aging, providing a path to longer, healthier lives.
The conversation delves into the hallmarks of aging, their implications for medical research, and the challenges of translating results from animal models to human applications. Dr. de...
Dietary Changes to Reduce the Risk of Prostate Cancer with Dr. John Erdman
On this episode of Longevity by Design, Dr. Gil Blander welcomes Dr. John Erdman to discuss prostate cancer and the impact of diet on disease progression. John shares his personal connection to this disease and why he’s dedicated his research to understanding dietary interventions.
John explains that prostate cancer is often slow-growing, with most men experiencing decades between early mutations and noticeable tumor growth. He stresses the importance of early detection through regular checkups, including digital exams and PSA tests. While the medical community debates the effectiveness of these tests, John advocates for establishing a baseline to...
Unlocking Longevity: Dr. Jens Juul Holst on GLP-1’s Life-Changing Impact on Metabolic Health
In this episode of Longevity by Design, Dr. Gil Blander welcomes Dr. Jens Juul Holst, a renowned Danish physician and physiologist, to discuss GLP-1, a hormone transforming our understanding of metabolic health. Dr. Holst, who discovered and described GLP-1, explains its role as a gut-derived hormone that regulates appetite, insulin secretion, and digestion, offering a groundbreaking approach to managing obesity and type 2 diabetes.
The conversation explores how GLP-1 receptor agonists, have evolved into powerful medications. These drugs help patients achieve significant weight loss, reverse diabetes, improve cardiovascular health, reduce inflammation, and potentially enhance cognitive function. Dr. Holst...
Food Fermentation and Its Effect on Healthspan with Dr. Jacob Allen and Dr. Mike Miller
Episode highlights:
Introduction: 00:00:00Why have you decided to become a scientist: 00:02:30What is fermentation: 00:07:45What microbes are involved in fermentation: 00:08:40How those microbes get into the fermented food: 00:09:35When the Humankind started to utilize fermentation: 00:11:20What is the difference between Probiotics and Live Cultures: 00:15:15What are the benefits of fermented food consumption: 00:17:43What foods are produced through lactic acid fermentation, and what are the best methods for making them at home: 00:23:10What is the positive effect of fermented foods on inflammation: 00:29:18What impact do fermented foods have on longevity: 00:32:10What are Postbiotics: 00:35:05Top tip for healthspan: 00:44:20<...Taste and Smell Preferences and Their Impact on Health with Dr. Yanina Pepino
On this episode of Longevity by Design, Dr. Gil Blander welcomes Dr. Yanina Pepino, Professor of Ingestive Behavior at the University of Illinois, to discuss the fascinating link between taste, personal preferences, and long-term health. Yanina's research shows our food environment significantly shapes cravings. This exposure starts as early as the womb, impacting future preferences.
Yanina explains that bariatric surgery and GLP-1 medications are powerful tools for weight management. However, she emphasizes the importance of using these interventions as opportunities to adopt healthier eating habits. She highlights the potential of GLP-1 agonists as a treatment for alcohol...
Ask Me Anything (AMA): Nutrition Deep Dive with Dr. Gil Blander and Ashley Reaver
In this special "Ask Me Anything" episode of the Longevity by Design podcast, Ashley Reaver and Dr. Gil Blander from InsideTracker delve into their latest innovation, the Nutrition Nutrition Deep Dive Solution. After years of research and development, they share the journey of creating a food recognition platform that helps users track their food intake in real time. The goal is to provide users with personalized recommendations for better health and nutrition based on their dietary habits.
Dr. Blander explains the challenges that arose over nearly a decade of development, including the complexity of assessing nutritional...
Unlocking the Secrets of Longevity with Dr. David Sinclair
In this episode of Longevity by Design, our host Dr. Gil Blander speaks with Dr. David Sinclair, a professor of genetics at Harvard Medical School, about the science behind aging and how we can extend both lifespan and healthspan. Dr. Sinclair shares his groundbreaking research on the role of epigenetic changes in aging and the potential to reverse this process.
He explains how lifestyle factors, such as diet and exercise, can greatly impact our longevity, and highlights the importance of regularly monitoring health markers like blood glucose and cholesterol. Dr. Sinclair emphasizes the power of technology, including...