Dr. Ian K. Smith returns to The Concierge Doc Podcast for a powerful conversation on health, discipline, obesity, fitness, longevity, and what it really takes to perform at a high level.

In this episode, Dr. Jason Littleton sits down with the bestselling author, physician, television host, and public health leader to break down one of the biggest health challenges in America: obesity. Dr. Ian shares why honest communication matters, how lifestyle choices shape long-term health, and why exercise may be the most powerful prescription for a better life.

They also dive into the habits that fuel high performance, including how Dr. Ian approaches movement, nutrition, sleep, recovery, discipline, and consistency. From his 70/30 plant-to-animal eating philosophy to his no-excuses mindset around fitness, this episode is packed with practical wisdom for entrepreneurs, executives, and anyone serious about upgrading their health.

If you want better energy, sharper focus, stronger discipline, and a body that can support the life you’re building, this conversation delivers.

In this episode:

• Why obesity remains one of America’s biggest health threats
• Lifestyle vs. genetics in weight gain and weight loss
• How to improve your health in the next 90 days
• Why discipline still matters in modern wellness
• Dr. Ian’s approach to exercise, protein, sleep, and recovery
• The connection between physical health, productivity, and success
• How high performers can build a body that supports their vision

Dr. Ian K. Smith is a Harvard-educated physician, Columbia-trained scholar, bestselling author of over 21 books, and one of the most trusted voices in health, fitness, and preventive medicine. His impact spans television, public health initiatives, and millions of lives transformed through his work.

To go deeper into his world—explore his latest book Beyond Midnight, his proven weight management programs, and his full body of work—visit his official platform at DrIanSmith.com, where science, storytelling, and real-world health strategies come together.

Subscribe to The Concierge Doc Podcast for elite conversations on concierge medicine, longevity, performance, mindset, and proactive health with Dr. Jason Littleton.

#DrIanSmith #ConciergeDocPodcast #DrJasonLittleton #PreventiveMedicine #LongevityPodcast #HealthOptimization #ObesityCrisis #FitnessDiscipline #HighPerformanceHealth #WellnessStrategy #ConciergeMedicine #HealthyLifestyle #MedicalPodcast

Visit Dr Jason Littleton's website: https://www.jasonmd.com/

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Disclaimer:
Access to the Information and materials contained in this podcast is at your own risk. The information contained is presented for the purpose of educating the consumer on a variety of wellness and health care topics (the “Information”). Nothing contained is intended to be instructional for medical diagnosis or treatment. The Information contained is compiled from a variety of sources. The Information should not be considered complete and not exhaustive and should not be in place of a visit or consultation with your own primary care doctor.

Is aging inevitable — or is it the next thing science will hack? Documentary filmmaker David Donnelly joins Dr. Jason Littleton on The Concierge Doc Podcast to pull back the curtain on Forever Young, a three-year investigation into the cutting edge of longevity science — and what it actually means for your body, your mind, and your future.

David spent years embedded with the world's top longevity scientists — from the Buck Institute for Research on Agingto the Einstein School of Medicine — to separate the real science from the billionaire hype. The result? A documentary that doesn't just talk about living longer. It forces you to ask why you want to.

In this episode:

• What the Horvath Clock revealed about biological aging — and why "normal" lab results might actually mean you're sick
• Health span vs. lifespan: why living to 120 means nothing without quality of life
• The aging cliff in your mid-40s — and how to stop ignoring it
• Why 93% of your health span is determined by lifestyle, NOT genetics
• Peptides, biomarkers, thyroid, LDL — the numbers that changed David's life
• The hidden danger of retirement and the "fourth act" of life nobody planned for
• Death meditation, purpose, and why even your longevity doctor can't save you from meaninglessness
• How Dr. Steve Horvath's methylation clock launched the biomarker revolution

This episode is your entry point into the longevity revolution — whether you're just curious or already deep in the biohacking rabbit hole.

🎬 Watch Forever Young now at foreveryoung.film

Visit Dr Jason Littleton's website: https://www.jasonmd.com/

Follow Dr Jason Littleton on Instagram and Facebook: https://www.instagram.com/therealdoctorjason/

Watch Dr Jason Littleton on YouTube: https://www.youtube.com/@therealdoctorjason3340


Disclaimer:
Access to the Information and materials contained in this podcast is at your own risk. The information contained is presented for the purpose of educating the consumer on a variety of wellness and health care topics (the “Information”). Nothing contained is intended to be instructional for medical diagnosis or treatment. The Information contained is compiled from a variety of sources. The Information should not be considered complete and not exhaustive and should not be in place of a visit or consultation with your own primary care doctor.

Brain fog, anxiety, and distraction are stealing your time—and most people don’t realize how fixable it is. This conversation breaks down mental performance, focus, and purpose in a way that actually applies to real life.

In this episode of the Concierge Doc Podcast, Dr. Jason Littleton sits down with Jim Phillips, CEO of GRAYMATTER LABS, to unpack the science of cognition, nootropics, adaptogens, and what it really takes to improve focus and reduce brain fog naturally. Jim shares the near-death experience that reshaped his relationship with time, risk, and purpose—and why mental performance is trainable, not fixed.

Perfect for anyone navigating brain fog, ADHD symptoms, anxiety, or productivity struggles in the 2026 job market.

You’ll learn how to:

• Learn how nootropics and adaptogens support mental performance
• Discover why dopamine, focus, and neuroplasticity matter
• Build daily habits to reduce brain fog and improve clarity

To Learn More About GRAYMATTER LABS

Follow The On Instagram @graymatter_co

Vist The Website http://trygraymatter.com

Visit Dr Jason Littleton's website: https://www.jasonmd.com/

Follow Dr Jason Littleton on Instagram and Facebook: https://www.instagram.com/therealdoctorjason/

Watch Dr Jason Littleton on YouTube: https://www.youtube.com/@therealdoctorjason3340


Disclaimer:
Access to the Information and materials contained in this podcast is at your own risk. The information contained is presented for the purpose of educating the consumer on a variety of wellness and health care topics (the “Information”). Nothing contained is intended to be instructional for medical diagnosis or treatment. The Information contained is compiled from a variety of sources. The Information should not be considered complete and not exhaustive and should not be in place of a visit or consultation with your own primary care doctor.

Gary Brecka is a renowned human biologist, longevity expert, and one of the leading voices in data-driven health optimization. With more than two decades of experience analyzing human biomarkers, Gary has built a reputation for translating complex science into clear, actionable insights that help people live better, fuller lives.

Before launching his work in public health and media, Gary served as a leading mortality researcher in the life insurance industry, where he helped predict health outcomes using comprehensive medical and lifestyle data. That experience gave him a rare, behind-the-scenes understanding of how health risks are measured, priced, and predicted at the highest levels.

But Gary’s mission was never about predicting how long people live — it was about changing how well they live.

As the founder of The Ultimate Human, Gary has helped shape the modern conversation around longevity, healthspan, and personalized wellness. His work emphasizes prevention, measurable outcomes, and empowering individuals with the knowledge to take control of their health before problems arise.

Now, Gary Brecka brings that perspective to The Concierge Doc Podcast, joining Dr. Jason Littleton for a powerful conversation on health, fulfillment, and what it truly means to live a longer, more meaningful life. Together, they explore how data, proactive medicine, and personalized care can give people access to their lives — not just more years on the clock.

This is a conversation about longevity with purpose — and why health is the foundation of everything that matters.

Visit Dr Jason Littleton's website: https://www.jasonmd.com/

Follow Dr Jason Littleton on Instagram and Facebook: https://www.instagram.com/therealdoctorjason/

Watch Dr Jason Littleton on YouTube: https://www.youtube.com/@therealdoctorjason3340


Disclaimer:
Access to the Information and materials contained in this podcast is at your own risk. The information contained is presented for the purpose of educating the consumer on a variety of wellness and health care topics (the “Information”). Nothing contained is intended to be instructional for medical diagnosis or treatment. The Information contained is compiled from a variety of sources. The Information should not be considered complete and not exhaustive and should not be in place of a visit or consultation with your own primary care doctor.

Visit Dr Jason Littleton's website: https://www.jasonmd.com/

Follow Dr Jason Littleton on Instagram and Facebook: https://www.instagram.com/therealdoctorjason/

Watch Dr Jason Littleton on YouTube: https://www.youtube.com/@therealdoctorjason3340


Disclaimer:
Access to the Information and materials contained in this podcast is at your own risk. The information contained is presented for the purpose of educating the consumer on a variety of wellness and health care topics (the “Information”). Nothing contained is intended to be instructional for medical diagnosis or treatment. The Information contained is compiled from a variety of sources. The Information should not be considered complete and not exhaustive and should not be in place of a visit or consultation with your own primary care doctor.

Visit Dr Jason Littleton's website: https://www.jasonmd.com/

Follow Dr Jason Littleton on Instagram and Facebook: https://www.instagram.com/therealdoctorjason/

Watch Dr Jason Littleton on YouTube: https://www.youtube.com/@therealdoctorjason3340


Disclaimer:
Access to the Information and materials contained in this podcast is at your own risk. The information contained is presented for the purpose of educating the consumer on a variety of wellness and health care topics (the “Information”). Nothing contained is intended to be instructional for medical diagnosis or treatment. The Information contained is compiled from a variety of sources. The Information should not be considered complete and not exhaustive and should not be in place of a visit or consultation with your own primary care doctor.

Visit Dr Jason Littleton's website: https://www.jasonmd.com/

Follow Dr Jason Littleton on Instagram and Facebook: https://www.instagram.com/therealdoctorjason/

Watch Dr Jason Littleton on YouTube: https://www.youtube.com/@therealdoctorjason3340


Disclaimer:
Access to the Information and materials contained in this podcast is at your own risk. The information contained is presented for the purpose of educating the consumer on a variety of wellness and health care topics (the “Information”). Nothing contained is intended to be instructional for medical diagnosis or treatment. The Information contained is compiled from a variety of sources. The Information should not be considered complete and not exhaustive and should not be in place of a visit or consultation with your own primary care doctor.

Dr. Sahil Chopra is reimagining sleep as the single most powerful lever we have to extend vitality and unlock human potential. The Harvard-trained sleep physician explains how his company is pioneering continuous longitudinal sleep testing using medical-grade wearables and AI to create personalized interventions for patients.

• Traditional medicine fails patients with sleep issues by prescribing medications without investigating root causes
• Most physicians receive only four hours of education on sleep during medical school
• Multi-night sleep testing at home provides more accurate data than single-night lab studies
• Effective sleep assessment requires asking specific questions about falling asleep, staying asleep, feeling rested, and daytime tiredness
• Melatonin supplementation is most effective for circadian rhythm disruptions at doses of 0.5-3mg
• Key sleep hygiene principles include consistent sleep/wake times, bedroom darkness, morning light exposure, and reserving the bedroom only for sleep
• The best approach for weaning off sleep medications involves gradual tapering while monitoring sleep data
• For shift workers, strategies include melatonin, timed eating, and appropriate use of FDA-approved stimulants
• Dr. Chopra maintains his own sleep health through regular exercise, time-restricted eating, and consistent sleep/wake times

Visit empowersleep.com to learn more about Dr. Chopra's approach to sleep medicine and his medical-grade sleep testing technology.

Visit Dr Jason Littleton's website: https://www.jasonmd.com/

Follow Dr Jason Littleton on Instagram and Facebook: https://www.instagram.com/therealdoctorjason/

Watch Dr Jason Littleton on YouTube: https://www.youtube.com/@therealdoctorjason3340


Disclaimer:
Access to the Information and materials contained in this podcast is at your own risk. The information contained is presented for the purpose of educating the consumer on a variety of wellness and health care topics (the “Information”). Nothing contained is intended to be instructional for medical diagnosis or treatment. The Information contained is compiled from a variety of sources. The Information should not be considered complete and not exhaustive and should not be in place of a visit or consultation with your own primary care doctor.