Hart2Heart with Dr. Mike Hart #200 Rethinking LDL and Longevity with Greg Mushen
In this episode of the Heart to Heart Podcast, Dr. Mike Hart sits down with Greg Mushen, a former tech professional turned health advocate, to discuss his incredible journey of transforming his body and lifestyle. Greg shares insights from his background growing up in a medical family and how early exposure to health experiments sparked his long-lasting interest in nutrition and fitness. He details his significant body transformation starting at age 47, the role of tracking macros and engaging in strength training, and the importance of key habits like walking 17,000 steps a day. The conversation also delves into the use of red light therapy, the science behind resistant starches, and maintaining a balanced routine without becoming overly dependent on health gadgets. Greg's shift from a tech-centric life to a health-focused one offers valuable lessons on maintaining physical and mental wellness.
Greg Mushen is a tech veteran turned health optimizer, fitness coach, and writer whose work explores the science of sustainable transformation, metabolic health, and longevity. After a two-decade career in technology, Greg redirected his analytical mindset toward understanding how data-driven habits and consistent routines can radically improve health and well-being.
Connect with him on LinkedIn at @GregMushen.
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Show Notes:
00:00 Welcome back to the Hart2Heart podcast with Dr. Mike Hart
01:00 Greg's early interest in health
02:30 The turning point: realizing the need for change
03:30 Greg's transformation and Twitter journey
04:30 Key strategies for transformation
08:00 The importance of walking and daily steps
10:00 Sustaining the transformation: tools and tips
14:23 "At first, tracking my food felt like a second job. But after six weeks, it became automatic—it stopped being effort and started being just who I am."
18:30 Mindset shifts and progress tracking
22:30 The role of LDL in health
27:00 Calories in, calories out debate
30:00 Accurate weight prediction and metabolic studies
31:00 Challenges of calorie tracking and satiation
32:00 Dr. Ted Naman's approach to calorie tracking
33:00 Impact of drinking calories and fiber intake
35:00 Complex carbs and resistant starch
41:00 Benefits of red light therapy
45:30 Nicotine use and addiction
49:00 Tech background and health experimentation
53:30 Future health technologies and personal insights
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The Hart2Heart podcast is hosted by family physician Dr. Michael Hart, who is dedicated to
cutting through the noise and uncovering the most effective strategies for optimizing health,
longevity, and peak performance. This podcast dives deep into evidence-based approaches to
hormone balance, peptides, sleep optimization, nutrition, psychedelics, supplements, exercise
protocols, leveraging sunlight light, and de-prescribing pharmaceuticals—using medications only when absolutely necessary.
Beyond health science, we tackle the intersection of public health and politics, exposing how
Policy decisions shape our health landscape and what actionable steps people can take to reclaim control over their well-being.
Guests range from out-of-the-box thinking physicians such as Dr. Casey Means (author of "Good Energy") and Dr. Roger Sehult (Medcram lectures) to public health experts such as Dr. Jay Bhattacharya (Director of the National Institutes of Health (NIH) and Dr. Marty Mckary
(Commissioner of the Food and Drug Administration (FDA) and high-profile names such as
Zuby and Mark Sisson (Primal Blueprint and Primal Kitchen).
If you're ready to take control of your health and performance, this is the podcast for you. We cut through the jargon and deliver practical, no-BS advice that you can implement in your daily life, empowering you to make positive changes for your well-being.
Connect on social with Dr. Mike Hart:
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Instagram: @drmikehart
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Twitter: @drmikehart
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Facebook: @drmikehart