Best Zach Jenkins Podcasts (2025)

1
The Truth About GLP-1 Medications w/ Dr. Garrett Butler, Anders Varner, Doug Larson, and Travis Mash #798 55:26

7h ago55:26

55:26

Garrett Butler, MD. Husband, father, son, friend, and family doc in rural WV. Undergraduate in Physics from Johns Hopkins University. Undergraduate in Molecular and Cell Biology from Towson University. MD from West Virginia University School of Medicine. Family Medicine residency at WVU SOM. Hospitalist at Vandalia Health Davis Medical Center. Outp…

1
Physiology Friday: [NUTRITION 101] The Exact Calories, Macros, and Micronutrients to Fuel Performance and Optimize Health w/ Anders Varner, Doug Larson, Travis Mash and Dan Garner 46:51

5d ago46:51

46:51

In today’s episode of Barbell Shrugged you will learn: How to determine total calories for your goals Why maintenance calories are important for body composition and health Why calories determine the size of your body Understanding energy balance and finding your activity multiplier How to properly increase and decrease your caloric intake to reach…

1
The State & Future of Apache Kafka (with Anatoly Zelenin) 1:12:22

6d ago1:12:22

1:12:22

I’m joined this week by one of the authors of Apache Kafka In Action, to take a look at the state of Kafka, event systems & stream-processing technology. It’s an approach (and a whole market) that’s had at least a decade to mature, so how has it done? What does Kafka offer to developers and businesses, and which parts do they actually care about? W…

1
Flexible Cardio for People that Hate Cardio w/ Dr. Michael T. Nelson, Anders Varner, Doug Larson, and Travis Mash #797 49:04

7d ago49:04

49:04

Dr. Mike T. Nelson has spent 18 years of his life learning how the human body works, specifically focusing on how to properly condition it to burn fat and become stronger, more flexible, and healthier. He’s been called in to share his techniques with top government agencies, universities and colleges, fitness organizations and fanatics. The techniq…

1
Barefoot Revolution w/ Mark Sisson, Anders Varner, Doug Larson, and Travis Mash #796 1:04:32

15d ago1:04:32

1:04:32

Mark Sisson, widely regarded as the forefather of the Primal/Paleo lifestyle movement, is an innovator and trendsetter in the health and fitness world. He has written several best-selling books and a number-one-ranked blog promoting ancestral living. Mark founded Primal Kitchen foods to introduce healthful options for condiments and sauces to the m…

1
DataFusion - The Database Building Toolkit (with Andrew Lamb) 1:32:10

19d ago1:32:10

1:32:10

Building a database is a serious undertaking. There are just so many parts that you have to implement before you even get to a decent prototype, and so many hours of work before you could begin working on the ideas that would make your database unique. Apache DataFusion is a project that hopes to change all that, but building an extensible, composa…

1
Muscle Analytics for Human Performance w/ Dr. Doug Goldstein, Anders Varner, Doug Larson, and Travis Mash #795 52:27

22d ago52:27

52:27

Founder, Altitude Performance & Measured Motion Former two‑sport collegiate athlete turned board‑certified orthopedic specialist, Dr. Goldstein blends lab‑grade muscle science with hands‑on care. After earning his DPT from the University of Colorado and completing both an orthopedic residency and fellowship, he launched Altitude Performance, a conc…

1
Physiology Friday: [Inflammation] The Surprising Link Between Nutrition, Muscle, and Inflammation w/ Anders Varner, Doug Larson, Coach Travis Mash and Dan Garner 51:56

27d ago51:56

51:56

In this Episode of Barbell Shrugged: What is inflammation why does your body have it How inflammation can improve performance The difference between Good and Bad inflammation Proper ways to reduce inflammation What is Chronic vs. Acute Inflammation Work with RAPID Health Optimization Connect with our guests: Anders Varner on Instagram Doug Larson o…

1
Living Alcohol Free w/ James Swanwick, Anders Varner, Doug Larson, and Travis Mash #794 56:50

29d ago56:50

56:50

Swanwick has worked as a print, TV and radio journalist. He began his career in 1993 as a reporter at The Courier-Mail in Brisbane, Australia. In 1996, Swanwick won the Queensland Media Award for his interview and exposé on Pauline Hanson, one of Australia’s most publicized and controversial political figures. Swanwick moved to London in 1999 where…

1
Physiology Friday: [Cholesterol] How to Read Bloodwork for Lipids, Triglycerides, and Fatty Acids w/ Anders Varner, Doug Larson, and Dan Garner Barbell Shrugged 44:22

1M ago44:22

44:22

In today’s episode of Barbell Shrugged you will learn: What are lipids What is cholesterol The difference between HDL and LDL cholesterol Why there is no such thing as “good” or “bad” cholesterol What are the bloodwork numbers for optimal cholesterol What is the perfect ratio of HDL and LDL Ratios for Triglycerides to HDL for optimal health Mechani…

1
Jupyter's Architecture Unpacked (with Afshin Darian & Sylvain Corlay) 1:29:11

1M ago1:29:11

1:29:11

Jupyter’s become an incredibly popular programming and data science tool, but how does it actually work? How have they built an interactive language execution engine? And if we understand the architecture, what else could it be used for? Joining me to look inside the Jupyter toolbox are Afshin Darian and Sylvain Corlay, two of Jupyters long-standin…

1
Building the Endurance Athlete w/ Javier Pineda, Anders Varner, Doug Larson, and Travis Mash #793 52:18

1M ago52:18

52:18

Javier Pineda, endurance coach at RAPID Health Optimization and founder of Endurance Cartel, empowers athletes and professionals to master strength and stamina. With ten Ironman triathlons and two Ironman 70.3 races under his belt, he’s a CHEK Practitioner with top-tier certifications and insights from various mentors across his career. At DBC Fitn…

1
Physiology Friday: Managing Stress and Performance for Tactical Populations w/ Dr. Mike Lane, Anders Varner, Doug Larson, and Travis Mash 49:15

1M ago49:15

49:15

Mike Lane is a professor at eastern Kentucky university teaching in the parks, recreation, exercise, and sports science on the graduate and undergraduate level. His phd is in exercise physiology with an emphasis in muscle physiology. Currently he works with a variety of sports and tactical athletes and performs research tracking those athletes and …

1
Heart Attack Awareness for Fit People w/ Joel Jamieson, Anders Varner, Doug Larson, and Travis Mash #792 46:43

1M ago46:43

46:43

Joel Jamieson is widely considered one of the world’s foremost authorities on strength and conditioning for combat sports, having trained many of the sports best athletes since 2004. He is the author of the bestselling book Ultimate MMA Conditioning and is a contributing writer to several top magazines and a frequent guest speaker at conferences an…

1
Physiology Friday: [Recovery] How to Build a Resilient Physiology w/ Anders Varner Doug Larson, and Dan Garner Barbell Shrugged 48:51

2M ago48:51

48:51

In today’s episode of Barbell Shrugged you will learn: How to define resilience Understanding psychology vs physiological resilience What are the biomarkers of resilience Cortisol wakening response and how it relates to stress response Is balance possible between stress and recovery How much stress can you body handle before physiology begins to br…

1
Nix, The Build-Everything Language (with Julian Arni) 1:20:36

2M ago1:20:36

1:20:36

Ever since we invented makefiles, the programming world has been wrestling with the problem of building software stacks reliably. This week we’re going to look at one of the most ambitious solutions available - Nix. Nix tries to do everything from invoking your compiler to installing your language, and even providing your operating system. But how …

1
Rowing for Fitness, Strength, and Sport w/ Shane Farmer, Anders Varner, Doug Larson, and Travis Mash #791 57:29

2M ago57:29

57:29

Shane Farmer is the founder of Dark Horse Rowing. He’s a rower, a 4X CrossFit Games athlete, former gym owner, Concept2 Master Instructor and has made his career de-mystifying rowing for non-rowers. He’s married with two kids and has 13 chickens and an orchard. He loves soil regeneration, permaculture, and testing himself regularly at new and inter…

1
Physiology Friday: [Body Transformation] Simple Strategies to Getting Shredded w/ Anders Varner, Doug Larson, and Dan Garner 48:10

2M ago48:10

48:10

In today’s episode of Barbell Shrugged you will learn: Setting goals for physique transformation How long should you plan for a bulk and cut Strategies for building muscle on a bulk How to handle lagging body parts Time frame for cutting weight and getting shredded Being realistic on the amount of fat you truly need to lose Prep cycles for peak wee…

1
Pain Free Performance at All Ages w/ Dr. Melissa Capurro, Anders Varner, Doug Larson, and Travis Mash #790 54:47

2M ago54:47

54:47

Melissa is a performance physical therapist and is heavily involved in the CrossFit space as a healthcare provider, as well as an athlete. Melissa grew up in the Metropolitan New York area, but now resides in the Tampa Bay area. Upon graduating from PT school, Melissa started working in an outpatient orthopedic physical therapy practice, but was un…

1
Physiology Friday: How to Build a Killer Cardiovascular System w/ Dr. Mike T. Nelson, Anders Varner, Doug Larson, and Travis Mash 51:58

2M ago51:58

51:58

In today’s episode of Barbell Shrugged, Anders Varner, Doug Larson, and Travis sit down with Anders coach, Dr. Mike T. Nelson. For those that have followed the show, you know Anders has been in pursuit of running a sub-6 minute mile at the age of 40. Dr. Nelson is the coach Anders hired to help with that goal. In this episode the crew walks through…

1
Graphite: Image Editing as a Syntax Tree (with Keavon Chambers & Dennis Kobert) 1:17:32

2M ago1:17:32

1:17:32

Graphite is a new image editor with an interesting architecture - it’s a classic UI-driven app, an image-manipulation language, and a library of programmable graphics primitives that any Rust coder could use, extend or add to. The result is something that you can use like Photoshop or Inkscape, or make use of in batch pipelines, a bit like ImageMag…

1
Building the Best Pilots in the World w/ Zachary Carson, Anders Varner, Doug Larson, and Travis Mash #789 54:51

2M ago54:51

54:51

Zachary Carson is a highly experienced Aerospace Physiology Officer with a deep understanding of human factors and risk mitigation in high-stakes operational environments. His expertise lies in optimizing human performance within complex aerospace systems. As a subject matter expert, Carson specializes in identifying and addressing the unique chall…

1
Physiology Friday: [Optimal vs. Normal Health] Why Normal Reference Ranges Will Not Lead You to Optimal Health w/ Anders Varner, Doug Larson, Travis Mash and Dan Garner 55:45

2M ago55:45

55:45

In this Episode: The spectrum of health from sick, to not sick, and to optimal. Optimal is a word thrown around with ease in the healthy space. What does optimal health look and feel like? Why are the current blood markers in a normal range and not optimal? Where are normal reference ranges created? If you want to know optimal ranges, where do you …

1
Building a Fitness Franchise w/ Brandon Cullen, Anders Varner, Doug Larson, and Travis Mash #788 55:07

2M ago55:07

55:07

Born into an entrepreneurial family in Ontario, Canada, Brandon Cullen was raised with a front-row seat to hard work and high expectations. Pushed by his father to excel both in life and on the ice, Brandon’s grit landed him a spot in the New York Rangers’ minor league system. But when a career-ending concussion shattered his hockey dreams, everyth…

1
Physiology Friday: [Psoriasis] A 3-Step System to Find Root Cause, Relief, and Symptom Management w/ Anders Varner, Doug Larson, Travis Mash, and Dan Garner 40:03

3M ago40:03

40:03

What is psoriasis. How is it related to other skin issues like eczema, acne, and Rosacea. What is causing the body to overproduce skin cells as a protective measure. What lab tests likely need to be ordered to see immune disfunction and root causes. Topical treatments that help manage symptoms vs. addressing root cause. Are the skin issues the firs…

1
Building a Homestead Nursing Home and Finding the Right Primary Care Physician w/ Dr. Garrett Butler, Anders Varner, Doug Larson, and Travis Mash #787 57:47

3M ago57:47

57:47

Garrett Butler, MD, is a devoted family man and physician serving rural West Virginia as a husband, father, son, and friend. With a strong academic foundation, he earned undergraduate degrees in Physics from Johns Hopkins University and Molecular and Cell Biology from Towson University, followed by an MD and Family Medicine residency from West Virg…

1
Physiology Friday: [Brain Health] Science and Strategies for Optimizing Brain Health w/ Dan Garner, Anders Varner, Doug Larson, and Coach Travis Mash 49:24

3M ago49:24

49:24

In today’s episode of Barbell Shrugged, we'll be discussing the various factors that impact brain health and exploring strategies for optimizing brain function. First, we'll be discussing the impact of exercise on brain health. Research has shown that regular exercise can help to improve brain function, enhance cognitive performance, and even reduc…

1
ReScript: A Better Typed JavaScript? (with Gabriel Nordeborn) 1:32:53

3M ago1:32:53

1:32:53

ReScript is a strongly-typed programming language that compiles to JavaScript, and that puts it squarely in competition with TypeScript. So why would a JavaScript developer choose to learn it next? What does it offer that makes it a tempting proposition? And how are the ReScript developers making life easier for anyone who wants to make the switch?…

1
[Caloric Ranges] How to Eat More Food Without Gaining Weight w/ Zach Moore, Anders Varner, Doug Larson, and Travis Mash #786 49:28

3M ago49:28

49:28

Zach Moore is a highly sought after nutrition and exercise coach who has personally coached over 1000 clients. His clientele have ranged from top level professional athletes and physique competitors to health enthusiasts of all ages. Moore has worked with some of the most well known companies in the industry including Precision Nutrition, Nourish B…

1
Physiology Friday: [Liver Health] Verified Assessment, Optimization + Protocol Design 45:22

3M ago45:22

45:22

In today's episode of Barbell Shrugged the team digs into liver health, biomarkers, and optimization. The liver is a remarkable organ that performs numerous essential functions necessary for our overall well-being. Maintaining a healthy liver is vital, and understanding the role of biomarkers and optimization can help us achieve that goal. Our life…

1
Tracking and Optimizing Metabolic Fitness w/ Dr. Kamellia Dimitrova, MD, Anders Varner, Doug Larson, and Travis Mash #785 50:23

3M ago50:23

50:23

Dr. Kamellia Dimitrova, MD, is a pioneering physician, researcher, and innovator in metabolic health and longevity. With over 30 years of experience in mainstream medicine, including a background in cardiac surgery and clinical research, she has dedicated her career to transforming health outcomes through data-driven precision interventions. As the…

1
A universal query engine in Rust (with Predrag Gruevski) 1:15:31

3M ago1:15:31

1:15:31

Trustfall is a library based on a simple question - what happens if we can query absolutely anything? If you could join REST APIs and databases with filesystems and dockerfiles? It’s possible in theory because those are all just datasources. Predrag Gruevski is trying to make it easy by building a universal query engine, with pluggable datasources,…

1
Physiology Friday: Metabolic Flexibility and Micronutrients w/ Dr. Mike T Nelson 1:47:25

3M ago1:47:25

1:47:25

Dr. Mike T. Nelson has spent 18 years of his life learning how the human body works, specifically focusing on how to properly condition it to burn fat and become stronger, more flexible, and healthier. He’s has a PhD in Exercise Physiology, a BA in Natural Science, and an MS in Biomechanics. He’s an adjunct professor and a member of the American Co…

1
[Health Anxiety] Addressing the Underlying Fears of Injury and Aging w/ Emily Hightower, Anders Varner, Doug Larson, and Travis Mash #784 56:13

3M ago56:13

56:13

As an Educator and Coach at SH/FT, Emily Hightower leverages her expertise in the neurophysiology of trauma and resilience to help clients master their stress response and improve their quality of life. By combining over 25 years of experience as a breathing expert, yoga teacher, river guide, and wilderness EMT, Emily empowers high performers to di…

1
Physiology Friday: [L-Carnitine] Protocols to Improve Heart Health, Performance, and Turn Fat into Energy w/ Anders Varner, Doug Larson, and Dan Garner 45:24

3M ago45:24

45:24

L-Carnitine is a naturally occurring amino acid derivative that plays a crucial role in energy metabolism within the human body. It is synthesized in the liver and kidneys from the amino acids lysine and methionine. L-Carnitine is primarily involved in the transport of long-chain fatty acids into the mitochondria, the energy-producing organelles wi…

1
How Your Cardiovascular System Improves Metabolic Health w/ Dr. Nathan Jenkins, Anders Varner, Doug Larson, and Travis Mash #783 51:50

4M ago51:50

51:50

Dr. Nathan Jenkins is the new labs analyst for RAPID Health Optimization. He was previously a tenured professor of exercise science, and has worked for many years as a nutrition coach with over 1000 clients to date. Dr. Jenkins blends evidence-based practices and real-world experience, with academic expertise in lifestyle modification for chronic d…

1
Physiology Friday: [Oura Ring] Science Based Solutions to Improving Sleep with Dr. Mike Nelson 44:28

4M ago44:28

44:28

In today's fast-paced world, optimizing our health and performance has become paramount. Sleep, recovery, and performance are integral aspects of our well-being, and understanding and improving them is crucial. This is where the Ōura Ring comes into play. This revolutionary wearable technology aims to unlock your potential by providing insights and…

1
Raspberry Pi Hardware & A Lisp Brain (with Dimitris Kyriakoudis) 1:34:43

4M ago1:34:43

1:34:43

Dimitris Kyriakoudis is a researcher, programmer and musician who's combining all three talents to build dedicated music hardware. Specifically a device called the µseq, which reads Lisp programs and uses them to drive synthesizers to make music. In this episode we go through the full platform that he's building, from soldering resistors to an RPi …

1
Science Backed Supplements for High Performance w/ Coach Flavia Pereira, Anders Varner, Doug Larson, and Travis Mash #782 51:34

4M ago51:34

51:34

Flavia is a passionate CISSN nutrition coach, full-time Exercise & Sport Science faculty member, and beach volleyball strength & nutrition coach. She has been teaching and coaching for the past 18 years. She graduated with a B.S. and M.S. in Kinesiology - Exercise Science and is pursuing her Ph.D. in Health & Human Performance. Flavia is part of th…

1
Physiology Friday: [Blood Work] High Performance Blood Chemistry 47:51

4M ago47:51

47:51

In today’s episode of Barbell Shrugged Dan Garner dives into how you can start to analyze your yearly bloodwork for performance. Standard blood tests can be ordered around the globe, in every country, and are the gold standard for understanding basic health. The normal reference ranges, however, are not giving you the answers you are looking for wh…

1
Software Systems Aren't Just Software (with Diana Montalion) 1:50:14

4M ago1:50:14

1:50:14

If you want to build really large software systems well, you have to stop thinking of them as just software systems. Beyond a certain size, everything your software touches becomes part of the wider system. You’re part of the system, your users are part of the system, and every other employee & department & priority eventually forms part of that sy…

1
The Path to Optimizing Health and Performance w/ Dr. Baseer Kahn, Anders Varner, Doug Larson, and Travis Mash #781 43:55

4M ago43:55

43:55

Born and raised in Canada, Dr. Baseer Khan received his MD from the University of Toronto where he was honored to have received the Sigmung Vaile Award for Top Surgeon in his graduating class and received several research awards during his training. He went on to complete subspecialty training in Glaucoma and Advanced Anterior Segment Surgery. As a…

1
Physiology Friday: [Chronotype] The One Thing More Important than Getting 8 Hours of Sleep w/ Dr. Chris Perry, Anders Varner, Doug Larson, and Travis Mash 54:24

4M ago54:24

54:24

Dr. Christopher A. Perry, an Assistant Professor at Eastern Kentucky University, began his fitness journey at Penn State University, where he developed a robust background in Strength & Conditioning leading to 17 years in the industry to date. His academic path, leading through a PhD at Arizona State University, deepened his expertise in Exercise S…

1
Building Fyrox: A Rust Game Engine (with Dmitry Stepanov) 1:43:45

4M ago1:43:45

1:43:45

To kick off 2025 we’re looking at Fyrox a game engine built in Rust, largely by one person - Dmitry Stepanov. For an individual project, it’s covered an incredible amount of ground, covering the rendering and animation features you’d expect from a game engine, with some features that might surprise you - like Rust scripting support with hot-reloadi…

1
Blood Flow Restriction Training w/Dr. Jeremy Loenneke, Anders Varner, Doug Larson, and Travis Mash #780 49:33

4M ago49:33

49:33

Dr. Jeremy Loenneke received his Ph.D. in Exercise Physiology from the University of Oklahoma, where he was mentored by Dr. Michael Bemben. Dr. Loenneke previously received his Master’s degree in Nutrition and Exercise Science from Southeast Missouri State University, where he was mentored by Dr. Joe Pujol. Dr. Loenneke is a member of the American …

1
Hustle, Loyalty, Respect w/ John Cena, Anders Varner, Doug Larson, and Travis Mash #779 1:05:44

4M ago1:05:44

1:05:44

John Cena is an actor, rapper, and recently retired professional wrestler. In WWE, Cena has won 17 championships in total, including 10 World Titles. In addition, Cena has also won the WWE United States Championship three times, and is a four-time Tag Team Champion, having held the World Tag Team Championship twice, and the WWE Tag Team Championshi…

1
The Rhythm of Rest: Unlocking Sleep Potential Naturally w/ Dr. Chris Perry, Anders Varner, Doug Larson, and Travis Mash #778 54:59

5M ago54:59

54:59

Dr. Christopher A. Perry, an Assistant Professor at Eastern Kentucky University, began his fitness journey at Penn State University, where he developed a robust background in Strength & Conditioning leading to 17 years in the industry to date. His academic path, leading through a PhD at Arizona State University, deepened his expertise in Exercise S…

1
Testing TVs At Scale With Elixir (with Dave Lucia) 1:16:05

5M ago1:16:05

1:16:05

Integration testing is always a tricky thing, fraught with problems setting up the right environment and attempting to control the system’s state. That’s particularly true when you’re dealing with a mix of software and hardware, and even worse when you don’t have control of what the hardware can do. This week I’m joined by Dave Lucia of TVLab’s, wh…

1
[Women’s Health] Menstrual Cycles and Menopause w/ Dr. Stephanie Estima, Anders Varner, Doug Larson, and Travis Mash #777 1:02:35

5M ago1:02:35

1:02:35

Dr. Stephanie Estima is a doctor of chiropractic with a special interest in metabolism, body composition, functional neurology, and female physiology. She's been featured on Thrive Global, of the Huffington Post, has over 3.5 million article reads on Medium.com, and has helped thousands of women lose weight, regulate hormones, and get off medicatio…

1
Physiology Friday: [Immune System] Why Optimal Nutrition Starts with the Immune System w/ Anders Varner, Doug Larson, Coach Travis Mash and Dan Garner Barbell Shrugged 56:07

5M ago56:07

56:07

In this Episode of Barbell Shrugged: What is the immune system Why the immune system is responsible for building muscle How gut health impacts the immune system Understanding recovery and its impact on the immune system How to optimize your immune system for performance Connect with our guests: Anders Varner on Instagram Doug Larson on Instagram Co…

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