Michael A. Smith, M.D.


“The country doctor with a city education,” that’s how Dr. Michael A. Smith’s many devoted fans describe him. Senior health science specialist and online personality for Life Extension® (www.lef.org) — the world’s leading organization dedicated to extending the healthy human life span — Dr. Smith writes blog posts, creates and conducts webinars and appears in informative videos. His engaging ability to present complex medical topics, be it diabetes, migraines, food sensitivity or Crohn’s Disease, in a clear, conversational manner has won him a sizable following of anti-aging and disease-prevention enthusiasts.

Also known as “Dr. Mike,” for more than five years, he has worked at Life Extension in a variety of capacities, including as a health advisor, clinical information trainer and specialist and keynote speaker for the company’s monthly lecture series. He is currently senior health scientist.

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 a residency in radiology at UT Southwestern Medical Center.

Currently, Dr. Smith is host of Healthy Talk (www.healtytalkmd.com) on RadioMD.com and is writing a book on the dietary supplement pyramid that is scheduled for publication March 2014. Dr. Smith was a recurring guest throughout 2012 on The Suzanne Show with Suzanne Somers on the Lifetime Network. Most recently he has contributed to Martha Stewart’s Whole Living website and health articles on Examiner.com. He has been a guest lecturer for numerous anti-aging organizations in South Florida, appeared on numerous syndicated national radio shows and is currently seen in several regional infomercials as an expert guest. He has appeared on Gem of the Caribbean, a television show dedicated to disease prevention.

In his spare time, Dr. Smith manages several content-based medical websites, adding to his legion of health-conscious fans.

Expert Articles by Michael A. Smith, M.D.

Weight Loss and Supplements

Lose weight with diet pills, exercising, and the right diet

Healthy Immune System

Boost your immune system with vitamin D to stay healthy

Aging and Longevity

Reduce the effects of aging using vitamin and nutrient supplements

Contact Michael A. Smith, M.D.

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