Michael A. Smith, M.D.


Senior Health Scientist for Life Extension 

“The country doctor with a city education,” that’s how Dr. Michael A. Smith’s many devoted fans describe him. He’s an author, national spokesperson and senior health scientist for Life Extension — the world’s leading organization dedicated to helping people stay healthy and live better.  Dr. Smith previously hosted Healthy Talk, both a daily and weekly health show on RadioMD.com where his popular podcasts can now be heard. He is currently in production for a new DRTV show called Well Now! with Dr. Mike, scheduled to debut during the Fall of 2017.  He is the author of The Supplement Pyramid –H ow to Build Your Personalized Nutritional Regimen, the e-book Nine Pillars of Weight Loss and his newest e-book, and Curious about Curcumin? The golden spice that everyone should take! (www.lifeextension.com/spice). Dr. Smith is often seen as an expert on broadcast media and was a recurring health contributor on The Suzanne Show with Suzanne Somers on the Lifetime Network, a frequent guest on network affiliate morning television shows and is currently seen nationally on numerous Know the Cause health shows on DRTV. He is also heard on various syndicated national health radio shows. He has appeared in multiple publications including Martha Stewart’s Whole Living website, Examiner.com, About.com, Amazing Wellness, Natural Solutions, Better Nutrition, Closer, Nutrition Industry Executive and Natural Practitioner. He has also been a guest lecturer for numerous anti-aging organizations nationwide. Before joining Life Extension, Dr. Smith worked for the global pharmaceutical company AstraZeneca as a cardiovascular medical science liaison. A spokesman for AstraZeneca’s phase-3 clinical trial programs, he traveled throughout the U.S. presenting study results to cardiology groups and university centers. A graduate of the University of Texas, Southwestern Medical Center in Dallas, Texas, Dr. Smith completed an internship in internal medicine at the University of Utah and three years of a residency in radiology at UT Southwestern Medical Center.

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