The Peter Attia Drive

Peter Attia, MD
  • 4.5 (30)
  • MEDICINE
  • UPDATED WEEKLY
The Peter Attia Drive

Expert insight on health, performance, longevity, critical thinking, and pursuing excellence. Dr. Peter Attia (Stanford/Hopkins/NIH-trained MD) talks with leaders in their fields.

  1. 3 DAYS AGO

    AMA #65: Red light therapy: promising applications, mixed evidence, and impact on health and aging

    View the Show Notes Page for This Episode Become a Member to Receive Exclusive Content Sign Up to Receive Peter’s Weekly Newsletter In this “Ask Me Anything” (AMA) episode, Peter dives into the world of red light therapy in response to frequent questions from listeners. Peter provides a comprehensive exploration, starting with the basics of red light therapy and why it’s getting so much attention. The conversation examines the latest data on various applications, including aging, skin health, acne, wound healing, hair loss, eye health, exercise performance, metabolic health, weight loss, inflammation, injury recovery, and menstrual cramps. Peter analyzes the scientific literature on each use case and concludes with a summary table that provides an easy-to-follow breakdown of the potential benefits of red light therapy across these areas. If you’re not a subscriber and are listening on a podcast player, you’ll only be able to hear a preview of the AMA. If you’re a subscriber, you can now listen to this full episode on your private RSS feed or our website at the AMA #65 show notes page. If you are not a subscriber, you can learn more about the subscriber benefits here. We discuss: Overview of topics and the motivation behind exploring red light therapy [1:45]; The basic science of red light therapy [3:15]; The unique penetration properties of red light [6:00]; What happens when tissue is exposed to red light [9:30]; Exploring red light therapy’s potential to combat aging [11:00]; Red light therapy for treating acne [13:00]; Red light therapy for aiding in wound healing [18:45]; Red light therapy for hair loss: promising benefits and practical advice [24:15]; Analyzing the evidence of a positive or negative effect of red light therapy on the eyes [28:00]; Red light therapy’s impact on performance and recovery [30:30]; Red light therapy’s impact on metabolic health: analyzing the limited evidence for improved glucose metabolism [32:45]; Red light therapy for weight loss and targeted fat reduction [36:45]; Red light therapy for inflammation, chronic pain, and injury rehabilitation [41:00]; Red light therapy as a treatment for menstrual cramps [43:45]; Summary: promising applications of red light therapy, unsupported claims, and costs to consider [46:45]; and More. Connect With Peter on Twitter, Instagram, Facebook and YouTube

    15 min

  2. 11 NOV

    Peter’s key takeaways on bone health, calorie restriction and energy balance, dopamine and addiction, gene editing, and testosterone therapy safety with a prostate cancer diagnosis | Quarterly Podcast Summary #3

    View the Show Notes Page for This Episode Become a Member to Receive Exclusive Content Sign Up to Receive Peter’s Weekly Newsletter In this quarterly podcast summary (QPS) episode, Peter summarizes his biggest takeaways from the last three months of guest interviews on the podcast. Peter shares key insights from his discussions on diverse topics such as dopamine and addiction with Anna Lembke, the current state and exciting future of CRISPR-mediated gene editing with Feng Zhang, how to build and maintain strong bones from youth to old age with Belinda Beck, how calorie restriction may influence longevity and metabolic health with Eric Ravussin, and the role of testosterone and TRT in prostate cancer with Ted Schaeffer. Additionally, Peter shares any personal behavioral adjustments or modifications to his patient care practices that have arisen from these engaging discussions. If you’re not a subscriber and are listening on a podcast player, you’ll only be able to hear a preview of the AMA. If you’re a subscriber, you can now listen to this full episode on your private RSS feed or our website at the episode #325 show notes page. If you are not a subscriber, you can learn more about the subscriber benefits here. We discuss: Overview of topics to be covered [1:45]; Anna Lembke episode: addiction, dopamine's role in pleasure and pain, and managing addictive behaviors [4:15]; Follow-up questions about addiction: heritability, cold therapy, exercise, and strategies for breaking addictive behaviors [14:45]; Feng Zhang episode: the potential of gene editing with CRISPR technology for treating diseases, and the challenges ahead [21:00]; Feng Zhang’s impactful education experience, and how early exposure and curiosity-driven learning can develop scientific interest for kids [28:30]; The future of CRISPR: weighing the scientific potential to combat complex diseases against ethical considerations around genetic modification [33:45]; Belinda Beck episode: how to build and maintain strong bones from youth to old age [37:30]; How both nutrition and exercise are crucial for bone health at all ages, and why it’s never too late to start [54:45]; Eric Ravussin episode: calorie restriction, energy expenditure, exercise for weight maintenance, and more [59:00]; Measuring energy intake and energy expenditure: techniques and challenges [1:09:45]; ed Schaeffer episode: the nuance role of testosterone in prostate cancer, TRT, and the need for better cancer biomarkers [1:14:30]; Peter’s favorite bands [1:25:45]; and More. Connect With Peter on Twitter, Instagram, Facebook and YouTube

    25 min

  3. 4 NOV

    Metabolism, energy balance, and aging: How diet, calorie restriction, and macronutrients influence longevity and metabolic health | Eric Ravussin, Ph.D.

    View the Show Notes Page for This Episode Become a Member to Receive Exclusive Content Sign Up to Receive Peter’s Weekly Newsletter Eric Ravussin is a world-renowned expert on obesity, metabolism, and aging whose pioneering research has shaped much of what we understand today about energy balance and caloric restriction. In this episode, Eric shares insights from his cutting-edge work on energy expenditure—a critical factor in understanding how our bodies regulate weight and appetite. He discusses methods for measuring energy output, energy balance, food intake, and appetite regulation, and explores key studies on macronutrient manipulation. Eric then delves into the CALERIE study on caloric restriction, highlighting insights related to biomarkers of both primary and secondary aging. The conversation also covers the potential of GLP-1 agonists to replicate these effects and looks ahead to how AI and technology could transform metabolic research in the coming years. We discuss: Eric’s background and current work metabolism and measuring energy expenditure [3:00]; The science behind metabolic chambers for measuring energy expenditure, and the complexities of indirect and direct calorimetry [8:00]; The body's regulatory systems for maintaining energy balance and the primary influence of energy intake on body weight [18:30]; The epidemic of obesity and a discussion of resting metabolic rate [24:45]; The impact of exercise, appetite, gut hormones, and eating patterns on weight regulation [28:45]; Experiments looking at how macronutrient composition affects energy expenditure [38:45]; The challenges of studying diet in real-life settings, the potential of personalized nutrition, and how public health policy could play a role in guiding nutritional habits [51:00]; The importance of protein in the diet, the limitations of dietary data collection, and how AI could potentially transform nutrition science [1:08:15]; How Eric’s interest in caloric restriction (CR) began with Biosphere 2, metabolic efficiency's role in aging, and goals of the CALERIE study [1:15:15]; The CALERIE study: exploring the real-world impact of caloric restriction [1:28:00]; Notable findings from the CALERIE study after two years: sustained weight loss, participant retention, and more [1:40:00]; The effect of caloric restriction on the hallmarks of aging [1:47:00]; The challenge of applying CR to the general population, the potential of drugs and exercise to mimic the effects of CR [1:55:45]; Upcoming study comparing caloric restriction to time-restricting eating, and Peter’s takeaways from the discussion [2:02:45]; and More. Connect With Peter on Twitter, Instagram, Facebook and YouTube

    2h 9m

  4. 28 OCT

    CRISPR and the future of gene editing: scientific advances, genetic therapies, disease treatment potential, and ethical considerations | Feng Zhang, Ph.D.

    View the Show Notes Page for This Episode Become a Member to Receive Exclusive Content Sign Up to Receive Peter’s Weekly Newsletter Feng Zhang, a professor of neuroscience at MIT and a pioneering figure in gene editing, joins Peter to discuss his groundbreaking work in CRISPR technology, as well as his early contributions to optogenetics. In this episode, they explore the origins of CRISPR and the revolutionary advancements that have transformed the field of gene editing. Feng delves into the practical applications of CRISPR for treating genetic diseases, the importance of delivery methods, and the current successes and challenges in targeting cells specific tissues such as those in the liver and eye. He also covers the ethical implications of gene editing, including the debate around germline modification, as well as reflections on Feng’s personal journey, the impact of mentorship, and the future potential of genetic medicine. We discuss: Feng’s background, experience in developing optogenetics, and his shift toward improving gene-editing technologies [2:45]; The discovery of CRISPR in bacterial DNA and the realization that these sequences could be harnessed for gene editing [10:45]; How the CRISPR system fights off viral infections and the role of the Cas9 enzyme and PAM sequence [21:00]; The limitations of earlier gene-editing technologies prior to CRISPR [28:15]; How CRISPR revolutionized the field of gene editing, potential applications, and ongoing challenges [36:45]; CRISPR’s potential in treating genetic diseases and the challenges of effective delivery [48:00]; How CRISPR is used to treat sickle cell anemia [53:15]; Gene editing with base editing, the role of AI in protein engineering, and challenges of delivery to the right cells [1:00:15]; How CRISPR is advancing scientific research by fast-tracking the development of transgenic mice [1:06:45]; Advantages of Cas13’s ability to direct CRISPR to cleave RNA and the advances and remaining challenges of delivery [1:11:00]; CRISPR-Cas9: therapeutic applications in the liver and the eye [1:19:45]; The ethical implications of gene editing, the debate around germline modification, regulation, and more [1:30:45]; Genetic engineering to enhance human traits: challenges, trade-offs, and ethical concerns [1:40:45]; Feng’s early life, the influence of the American education system, and the critical role teachers played in shaping his desire to explore gene-editing technology [1:46:00]; Feng’s optimism about the trajectory of science [1:58:15]; and More. Connect With Peter on Twitter, Instagram, Facebook and YouTube

    2h 6m

  5. 21 OCT

    Bone health for life: building strong bones, preventing age-related loss, and reversing osteoporosis with evidence-based exercise | Belinda Beck, Ph.D.

    View the Show Notes Page for This Episode Become a Member to Receive Exclusive Content Sign Up to Receive Peter’s Weekly Newsletter Belinda Beck, founder of The Bone Clinic and a leading authority on exercise physiology and bone health, delves into the science of osteoporosis, bone density, and the lifelong importance of maintaining skeletal health. In this episode, she explains how the foundation for strong bones is established during childhood, offering valuable advice for parents on optimizing bone health for their kids. She also explores how bone remodeling occurs throughout life, driven by activity, nutrition, and hormones. Belinda highlights the power of resistance training in improving bone strength, even for those at risk of bone loss, and emphasizes the role of essential vitamins and minerals in maintaining bone health. She shares practical strategies, backed by research, for preventing fractures and combating osteoporosis. We discuss: Belinda’s journey into bone health research and training [2:45]; The physiology of bone and how bones adapt to mechanical loading [8:15]; Bone development from birth to adulthood, why early life is a crucial period, the functions of osteoblasts and osteoclasts, and gender differences in BMD [14:00]; How parents can optimize their children’s bone health through diet (calcium and vitamin D), sunlight exposure, and physical activity [27:30]; The best sports and activities for promoting bone health, weight training for kids, and advice for parents [36:30]; The impact of corticosteroid use on bone health in children and strategies to minimize negative effects [48:30]; Advice for people in middle age to preserve bone density: physical activity and bone-loading exercises [52:00]; Bone loss during the menopause transition for women: hormone replacement therapy and other strategies to mitigate BMD losses [59:30]; Interpreting the bone mineral density results from a DEXA scan: T-score, Z-score, and more [1:03:00]; The LIFTMOR study: testing the effects of heavy weightlifting on bone health in postmenopausal women with low bone density [1:10:15]; Profound benefits of weight training outside of BMD improvements: exploring the broader impacts on patients in the LIFTMOR study [1:19:30]; Guidance for people wanting to use exercise designed to improve their bone health [1:29:30]; and More. Connect With Peter on Twitter, Instagram, Facebook and YouTube

    1h 40m

  6. 14 OCT

    Dopamine and addiction: navigating pleasure, pain, and the path to recovery | Anna Lembke, M.D.

    View the Show Notes Page for This Episode Become a Member to Receive Exclusive Content Sign Up to Receive Peter’s Weekly Newsletter Anna Lembke is the Chief of the Stanford Addiction Medicine Dual Diagnosis Clinic and author of Dopamine Nation: Finding Balance in the Age of Indulgence. In this episode, Anna dives deep into the biochemistry and neurobiology of addiction, exploring the critical role of dopamine and the prefrontal cortex. She shares her framework for diagnosing and treating addiction, providing real-world examples involving alcohol, gambling, cannabis, social media, and more. Anna outlines the risk factors for addiction, including inherited and nurture-based risks, explores the rise of addictions in younger generations, and discusses effective ways to address these issues with children. Additionally, she touches on healthy coping strategies, the evolution of the “marshmallow experiment,” and provides insights into GLP-1 agonists as a possible tool for addiction treatment. Finally, she reflects on the value of 12-step programs and how she navigates the emotional challenges of her work. We discuss: The role of dopamine and the prefrontal cortex in addiction [3:00]; The clinical definition of addiction and the behavioral criteria for diagnosing it [13:00]; Assessing alcohol use: patterns, risks, and addiction diagnosis [17:15]; Applying the addiction diagnosis framework using gambling as an example [21:45]; Exploring addiction variability: how nature, nurture, and access shape individual vulnerability and drug of choice [25:15]; How abstinence from addictive behaviors can help reset the brain’s reward system and improve mental health [41:15]; Safely abstaining from addiction substances, drugs needing medical supervision, and other key considerations [51:30]; Transitioning from abstinence to long-term recovery: tools and considerations [59:00]; Exploring behavioral addictions like sex addiction, and the gender differences in addiction patterns [1:08:30]; Factors contributing to the increasing levels of addiction across the world [1:13:45]; How online pornography can affect young boys' developing brains and lead to addictive behaviors, and strategies for parents to address this issue [1:23:30]; The link between social media use and declines in mental health, potential solutions, and protective measures [1:34:45]; How exercise affects brain chemistry, the role of dopamine and endorphins, and how exercise can become addictive [1:44:00]; Cold-water immersion for mood regulation, and other healthy coping strategies [1:47:15]; The “marshmallow experiment”: how broken promises affect behavior and trustworthy environments help children develop self-control [1:54:00]; Can GLP-1 agonists be useful in treating addiction? [1:58:30]; The benefits of 12-step programs [2:06:00]; Why understanding a patient’s story is essential for meaningful psychiatric care [2:11:45]; and More. Connect With Peter on Twitter, Instagram, Facebook and YouTube

    2h 22m

  7. 7 OCT

    AMA 64: New insights on GLP-1 agonists (Ozempic, Wegovy, Mounjaro) - efficacy, benefits, risks, and considerations in the rapidly evolving weight-loss drug landscape

    View the Show Notes Page for This Episode Become a Member to Receive Exclusive Content Sign Up to Receive Peter’s Weekly Newsletter In this “Ask Me Anything” (AMA) episode, Peter dives back into the increasingly popular topic of GLP-1 agonists, such as Ozempic and Mounjaro, which have garnered widespread attention for their ability to promote weight loss. Peter covers the latest findings in this rapidly evolving landscape, including new insights into their long-term efficacy, side effects, and what happens when the drug is discontinued. Peter also explores their impact on body composition and how resistance training interacts with these treatments. Additionally, he compares different GLP-1 receptor agonists and discusses promising new drugs in the pipeline. Finally, Peter addresses questions about the role of compounding pharmacies in the GLP-1 agonist market, compares oral vs. injectable options, and provides key considerations for anyone deciding whether to use a GLP-1 agonist for weight loss. If you’re not a subscriber and are listening on a podcast player, you’ll only be able to hear a preview of the AMA. If you’re a subscriber, you can now listen to this full episode on your private RSS feed or our website at the AMA #64 show notes page. If you are not a subscriber, you can learn more about the subscriber benefits here. We discuss: The rapidly evolving landscape of GLP-1 agonists [2:15]; The mechanism of GLP-1 agonists, their origin as diabetes treatments, and how they evolved into weight-loss drugs [6:45]; Overview of new data and open questions related to the benefits and risks of GLP-1 agonists [10:30]; New insights into the long-term safety of GLP-1 agonists, side effects, and more [16:45]; The long-term efficacy of GLP-1 agonists, financial barriers, and more [19:45]; The mechanisms behind GLP-1 agonists' ability to promote weight loss [22:00]; New data on body weight changes after discontinuing the drug [26:00]; Effects of GLP-1 agonists on lean mass and body composition, and the role of protein and resistance training in preserving muscle [31:30]; Semaglutide vs. tirzepatide: comparing benefits and side effects [36:30]; How compounding pharmacies affect availability of GLP-1 drugs and the types of formulations that are available [39:15]; How do oral formulations of GLP-1 drugs compare to injectable formulations? [44:15]; How do sublingual (under tongue) formulations of GLP-1 drugs compare to injectable formulations? [46:15]; Guidance for using compounding pharmacies to purchase GLP-1 agonists [47:15]; Data on retatrutide—a promising new triple receptor agonist in the pipeline [50:15]; Can GLP-1 agonists be beneficial for sleep apnea and immune function? [57:00]; Potential neuroprotective benefits of GLP-1 agonists: impact on dementia risk [1:00:45]; Exploring why GLP-1 agonists may reduce the risk of cancer, kidney disease, and cardiovascular disease [1:04:00]; How GLP-1 agonists might boost fertility in women [1:10:15]; Early indications that GLP-1 agonists may help treat substance abuse disorders [1:12:00]; Potential health risks of GLP-1 agonists: addressing thyroid cancer concerns and the unknowns due to lack of data [1:14:00]; Examining the potential link between GLP-1 agonists and increased depression or suicidal ideation [1:16:00]; Major remaining questions: the effects of cyclic use, rebound appetite, impact on adolescents' development, and more [1:19:30]; Key considerations when deciding whether to use a GLP-1 agonist for weight loss [1:23:45]; and More. Connect With Peter on Twitter, Instagram, Facebook and YouTube

    21 min

  8. 30 SEPT

    Peter's key takeaways on liver health, heart rate variability, AI in medicine, klotho, and lactate metabolism | Quarterly Podcast Summary #2

    View the Show Notes Page for This Episode Become a Member to Receive Exclusive Content Sign Up to Receive Peter’s Weekly Newsletter In this quarterly podcast summary (QPS) episode, Peter summarizes his biggest takeaways from the last three months of guest interviews on the podcast. Peter shares key insights from each episode, covering diverse topics such as liver health with Julia Wattacheril, heart rate variability with Joel Jamieson, artificial intelligence with Zak Kohane, klotho for brain health with Dena Dubal, and lactate and lactate metabolism with George Brooks. Additionally, Peter shares any personal behavioral adjustments or modifications to his patient care practices that have arisen from these engaging discussions. If you’re not a subscriber and are listening on a podcast player, you’ll only be able to hear a preview of the AMA. If you’re a subscriber, you can now listen to this full episode on your private RSS feed or our website at the episode #319 show notes page. If you are not a subscriber, you can learn more about the subscriber benefits here. We discuss: Overview of topics, and the positive feedback on the quarterly podcast summary format [2:00]; Julia Wattacheril episode: liver health and disease [4:00]; Noninvasive methods to diagnose liver conditions, and how to manage and improve liver health [16:00]; Joel Jamieson episode: heart rate variability (HRV) for training and health [27:15]; Practical tools for measuring HRV and how it informs training and recovery decisions [37:00]; Zak Kohane episode: artificial intelligence and medicine [47:15]; The current role of AI in medicine and how it could revolutionize medicine in the future [53:45]; The limitations and concerns pertaining to AI [1:00:15]; Dena Dubal episode: the potential benefits of klotho for brain health [1:05:00]; Animal studies on klotho and brain health [1:11:00]; Genetics-based variations in klotho levels in humans and their impact on cognition, disease risk, and longevity [1:14:15]; Testing klotho levels, the significance of the KL-VS variant, the role of exercise in increasing klotho, and more [1:17:30]; The potential of klotho as a treatment for cognitive decline and Alzheimer's disease [1:23:15]; George Brooks episode: a new paradigm to think about lactate and lactate metabolism [1:27:45]; The potential for lactate infusions to aid in brain recovery following a head injury [1:34:00]; The relationship between lactate and cancer, and the impact of exercise on lactate levels and cancer risk [1:36:30]; and More. Connect With Peter on Twitter, Instagram, Facebook and YouTube

    28 min
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Hosts & Guests

4.5
out of 5
30 Ratings

About

Expert insight on health, performance, longevity, critical thinking, and pursuing excellence. Dr. Peter Attia (Stanford/Hopkins/NIH-trained MD) talks with leaders in their fields.

Information

  • Creator
    Peter Attia, MD
  • Years Active
    2018 - 2024
  • Episodes
    373
  • Rating
    Clean
  • Copyright
    Copyright © Peter Attia, MD
  • Show Website
    The Peter Attia Drive

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