Episode 302: From Wimbledon to Widowmaker: Mark Kaplan on Cardiac Risk Factors and Taking His Life Back in ‘Unplugged’

by Brian Lenzkes, MD | Jul 8, 2026 | Podcast | 0 comments

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Mark Kaplan is a former ATP Tour professional tennis player whose life took an unexpected turn after facing a serious cardiac health challenge. His personal journey inspired a commitment to understanding the powerful role of nutrition and lifestyle in preventing and reversing chronic disease. Today, Mark is passionate about helping others improve their metabolic and cardiovascular health through evidence-based nutrition and sustainable lifestyle change. In this episode, he shares how his experience reshaped his perspective on health, resilience, and what it truly takes to thrive.

In this episode, Dr. Brian Lenzkes and Mark Kaplan talk about…

(00:00) Intro
(03:34) Mark’s story leading up to his first cardiac event
(07:08) How Mark began down the road of educating himself on nutrition
(16:16) The purpose and mission of Mark’s company, Health Truth
(19:56) Fighting against the norm and changing societal views on nutrition
(23:46) The shift from animal fats to heavily processed seed/vegetable oils
(26:44) Medical insurance and perverse incentive structures
(35:13) How Mark’s company, Ask Neo, helps patients track their health using the power of AI
(44:16) Transforming food culture from unhealthy to healthy while keeping it authentic
(49:55) Genetics, nutrition, and pharmaceuticals
(54:03) Community and the nutritional revolution
(58:05) How Neo is different from other AI models
(58:42) Stress and health
(01:04:11) Outro