In the final episode of season 3 we answer your biggest aging questions, from whether there is a single root cause of aging to why different organs fail in different ways. We also dig into what it would take to run human trials that prove real healthspan gains while staying honest about biomarkers, animal data, and online misinformation.

Eric Verdin, MD and Brianna Stubbs, PhD

Dr. Eric Verdin is President and CEO of the Buck Institute for Research on Aging and an internationally recognized physician-scientist whose research focuses on the molecular mechanisms of aging, metabolism, and the immune system. A native of Belgium, he earned his medical degree from the University of Liege and completed additional clinical and research training at Harvard Medical School. He has published more than 300 scientific papers, holds 18 patents, and is a member of several prestigious scientific organizations.

Dr. Brianna Stubbs is a Lead Translational Scientist at the Buck Institute and a world expert in exogenous ketone metabolism and its implications for performance, resilience, and healthy aging. She earned her PhD in metabolic physiology from the University of Oxford and is also a two-time world champion lightweight rower who competed on the British International Rowing Team.

Together, Drs. Verdin and Stubbs serve as co-hosts of Season 3 of the Live Better Longer podcast, bringing their expertise and passion for longevity science to conversations with leading researchers, clinicians, and innovators in the field of healthy aging.

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