In this episode, I sit down with Dr. Brad Rachman to explore his remarkable journey from a personal autoimmune crisis to decades of work in functional medicine and laboratory medicine, including his time with Genova Diagnostics. We talk about the early days of functional medicine, how the field has evolved, and how clinicians can choose tests that actually matter instead of drowning in data. Brad shares his origin story with ankylosing spondylitis and how it shaped his entire clinical philosophy...
Jun 17, 2026•1 hr 50 min•Ep. 38
In this episode, I sit down with Dr. Brad Rachman to explore his remarkable journey from a personal autoimmune crisis to decades of work in functional medicine and laboratory medicine, including his time with Genova Diagnostics. We talk about the early days of functional medicine, how the field has evolved, and how clinicians can choose tests that actually matter instead of drowning in data. Brad shares his origin story with ankylosing spondylitis and how it shaped his entire clinical philosophy...
Jun 10, 2026•1 hr 50 min•Ep. 38
In this episode, I sit down with Dr. Nathan Bryan, one of the world’s leading researchers in nitric oxide physiology and a pioneer who has reshaped how clinicians think about vascular health, metabolism, and the oral microbiome. Dr. Bryan began his career as a drug discovery chemist, but his work quickly revealed a deeper truth: our ability to generate nitric oxide depends heavily on dietary inputs, oral bacteria, and lifestyle patterns—not just pharmaceuticals. His research uncovered the essent...
Jun 10, 2026•1 hr 50 min•Ep. 20
Host Dr. Steve Nosworthy interviews Dr. Brad Rachman about his journey from a personal autoimmune crisis to decades in functional medicine and laboratory medicine, including his work with Genova Diagnostics. They discuss the history and evolution of functional medicine, how to choose meaningful tests, and how labs can both help and overwhelm clinicians. Topics include Dr. Rockman’s origin story with ankylosing spondylitis, high-value lab markers (complement C3/C4, MMP‑9, TGF‑β1, GGT, oxidized LD...
Jun 06, 2026•1 hr 50 min•Ep. 38
Host Dr. Steve Noseworthy sits down with Dr. Joseph Smith — chiropractic neurologist, founder of Atlas Health and creator of the upcoming Nuvius seminar series — to explore how the brain, hormones and immune system interact to drive chronic illness and recovery. They discuss Joseph’s clinical evolution, credentials and the approach behind Nuvius: blending functional neurology with in-exam nutritional trials. Topics include the neuroendocrine-immune “super-system,” the role of Allostasis, common ...
Jun 06, 2026•1 hr 41 min•Ep. 37
My guest today on the Func Med Nation podcast is Dr. Allison Siebecker, a prominent expert in the field of Small Intestinal Bacterial Overgrowth (SIBO) with a wealth of clinical experience and inudstry accolades. Together we delves into the world of SIBO, exploring its origins, symptoms, and cutting-edge treatments. In this episode, listeners will uncover Dr. Siebecker's personal journey from a natural health enthusiast to a leading SIBO specialist. Learn about the two main physiological causes ...
Jun 06, 2026•2 hr 21 min•Ep. 36
In this captivating episode of the Func Med Nation podcast, host Dr. Steve Noseworthy engages in an in-depth conversation with Dr. Stuart McGill, a professor emeritus from the University of Waterloo and a world-renowned expert in spine function and rehabilitation. Together, they explore Dr. McGill's vast career spanning over three decades, during which he has contributed significantly to understanding lumbar function and back pain. Dr. McGill shares his professional journey and personal philosop...
Jun 06, 2026•1 hr 13 min•Ep. 35
Join Dr. Steve Noseworthy as he engages in a captivating conversation with Dr. Stuart McGill, a preeminent figure in spine function, injury prevention, and rehabilitation. In this episode, Dr. McGill, a professor emeritus at the University of Waterloo, shares his life's journey, from his extensive academic achievements to his personal commitment to health and fitness. Explore Dr. McGill's philosophy on maintaining an active lifestyle, his views on training methodologies, and his dedication to he...
Jun 06, 2026•1 hr 5 min
In this episode of Func Med Nation, Dr. Steven Noseworthy, DC, welcomes Dr. Russell Jaffe, MD-PhD, a highly esteemed physician, researcher, and thought leader in integrative and functional medicine. Dr. Jaffe shares his remarkable personal and professional journey from conventional Western medicine to a comprehensive, eclectic approach that honors multiple healing traditions. Dr. Jaffe discusses his transformative seven-year apprenticeship in traditional Chinese medicine, along with his deep int...
Jun 06, 2026•1 hr 49 min•Ep. 33
Why is the brain's role in immune regulation often overlooked compared to its control over the gut and hormones? Join us on Func Med Nation as we tackle this thought-provoking question with our esteemed experts Drs. Peter Scire and Rob Melillo. Together, we navigate the intriguing concept of immunosception and its vital influence on neuroimmune communication, drawing from the groundbreaking research of Kevin Tracey. As we explore the brain's impact on the immune system, we raise awareness about ...
Jun 06, 2026•1 hr 17 min•Ep. 31
In Part 2 of my conversation with neuro-developmental experts Drs. Rob Melillo and Peter Scire we delve into how brain asymmetries develop and how they can create not only kids on the "spectrum" but adults with tendencies to anxiety, depression and OCD. We discuss Interoception and the Insular Cortex and its role in controlling immune over activation, autonomic responses and highlight how all of the Vagal activation therapies common to Func Med are really using the Vagal system to access the Ins...
Jun 06, 2026•1 hr 56 min•Ep. 30
The last few decades have seen an explosion in the rates of ADD, ADHD and Autism that has left families and individuals devastated and hopeless. Join me as I interview author, researcher and clinician Dr. Rob Melillo about the 3rd edition of his best selling book Disconnected Kids. Through Disconnected kids, Dr. Melillo has encouraged parents around the world with a message of hope, and basic tools for self-help. And through his postgraduate courses (The Melillo Method), he is equipping clinicia...
Jun 06, 2026•57 min•Ep. 29
In this episode of Func Med Nation, Dr. Steven Noseworthy, DC, interviews Dahlia, Founder and CEO of Panacea. With a BS in Biology and Chemistry from the University of Miami and extensive experience in genetic laboratories and healthcare technology, Dahlia shares her mission to make preventative genetic testing accessible to more patients and practitioners. Dahlia discusses the major barriers preventing widespread adoption of valuable genetic testing — including lack of insurance coverage and ph...
Jun 06, 2026•1 hr 33 min•Ep. 28
In part two of this two-part interview, Dr. Steven Noseworthy, DC, continues the conversation with Dr. Peter Scire, DC, AFMC, exploring the clinical applications of Immunoception. Peter and I discuss the clinical presentation of Immunoceptive Dysregulation and the therapeutic value of harnessing the Vagal system, Cerebellum, and Frontal Lobes to restore neuroimmune balance. Dr. Scire provides practical insights into identifying patterns of dysregulated brain-immune communication in clinical prac...
Jun 06, 2026•59 min•Ep. 27
In this compelling episode of Func Med Nation, Dr. Steven Noseworthy, DC, interviews Dr. Peter Scire, DC, AFMC, a clinician, researcher, and lecturer specializing in neuroimmunology and the Melillo Method. Together, they explore the emerging concept of Immunoception — the brain’s bidirectional monitoring and modulation of the immune system. Dr. Scire delves into how the brain continuously senses immune activity (similar to interoception) and actively regulates immune responses to maintain physio...
Jun 06, 2026•59 min•Ep. 26
In this episode, Steven sits down with Dennis Schoen, the visionary CEO and Founder of Researched Nutritionals, one of the most respected practitioner‑only nutraceutical companies in functional and integrative medicine. Dennis shares the origin story behind Researched Nutritionals — how a single insight about clinical efficacy and practitioner trust sparked a company now known for its rigorously studied formulas, multi‑center clinical trials, and unwavering commitment to evidence‑based innovatio...
Jun 06, 2026•54 min•Ep. 25
Dr. Steven Noseworthy welcomes Dr. Peter Kan to Func Med Nation for a clinically rich discussion on one of the most stubborn issues in functional medicine — Small Intestinal Bacterial Overgrowth (SIBO). SIBO is a complex, multi-system condition that frequently resists the standard “4R” gut healing protocol. It is often under-diagnosed or poorly managed, leading to frustrating recurrences. In this episode, Dr. Kan shares a more comprehensive “North to South” approach to SIBO and explains how poor...
Jun 05, 2026•1 hr 16 min•Ep. 24
Dr. Steven Noseworthy welcomes Dr. Kim Bruno from Vibrant Wellness to Func Med Nation. While many new lab companies appear and disappear, Vibrant Wellness has emerged as a true game-changer in the functional medicine diagnostics space. In this episode, Dr. Bruno shares the story of Vibrant’s origins in Silicon Valley and how they have disrupted traditional lab testing by bringing cutting-edge microchip technology to biological sciences. This conversation explores how Vibrant is redefining what’s...
Jun 05, 2026•1 hr 15 min•Ep. 23
Dr. Steven Noseworthy welcomes Maria Emmerich , international bestselling author, nutritionist, and keto/carnivore expert, to Func Med Nation. Maria is a prolific author with well over a dozen best-selling books, including multiple keto and carnivore cookbooks. With a background in exercise physiology and nutrition, she has built a thriving global online community and is widely respected for her practical, results-driven approach to metabolic health. In this conversation, Maria discusses her jou...
Jun 05, 2026•1 hr 16 min•Ep. 22
Dr. Steven Noseworthy welcomes Dr. Julia Malkowski from Doctor’s Data to Func Med Nation for a clinically valuable discussion on managing gut infections. Bacterial and fungal overgrowths are extremely common findings on functional stool testing. While many practitioners have their favorite herbal antimicrobials — such as berberine, grapefruit seed extract, olive leaf extract, and others — how confident are we that we’re choosing the most effective agents for each individual patient? In this epis...
Jun 04, 2026•1 hr 21 min•Ep. 21
Dr. Steven Noseworthy welcomes Dr. Nathan Bryan , one of the world’s leading nitric oxide researchers and a pioneer in the field, to Func Med Nation. Dr. Bryan began his career as a Drug Discovery Chemist before discovering that dietary inputs play a critical role in nitric oxide production. He has conducted groundbreaking research on the importance of the oral microbiome in converting dietary nitrites into nitric oxide and delivering it systemically throughout the body. As the original founder ...
Jun 04, 2026•1 hr 12 min•Ep. 19
Dr. Steven Noseworthy welcomes Dr. Jason Richardson , former BMX Racing World Champion, Pan American Games Gold Medalist, psychologist, and high-performance coach, to Func Med Nation. Dr. Richardson has dedicated his career to helping high achievers — from Olympic athletes to executives to individuals feeling stuck — break through mental barriers and reach their full potential. With thousands of hours of coaching conversations, he has developed powerful insights into overcoming self-imposed limi...
Jun 04, 2026•1 hr 38 min•Ep. 18
Dr. Steven Noseworthy welcomes Dr. Ryan Cedermark , a unique clinician who bridges chiropractic, functional neurology, and conventional primary care, to Func Med Nation. Dr. Cedermark graduated Magna Cum Laude from Life University in 2011 and went on to earn his Diplomate in Neurology from the American Chiropractic Neurology Board in 2013. Driven by a passion for multidisciplinary healthcare, he also pursued nursing, graduating Magna Cum Laude with a Bachelor of Science in Nursing from Duke Univ...
Jun 04, 2026•50 min•Ep. 17
Dr. Steven Noseworthy welcomes Dr. Ed Osburn , a #1-ranked iTunes podcaster, bestselling author, and 2x 2-Comma Club award winner, to Func Med Nation. Recognized as one of the leading visionaries in the chiropractic profession, Dr. Osburn has helped countless doctors build impactful, profitable practices. Through his Laptop Lifestyle Academy , virtual podcast training programs, and the Men of Iron Brotherhood , he trains chiropractors and healthcare practitioners how to create massive movements,...
Jun 04, 2026•1 hr 7 min•Ep. 16
Dr. Steven Noseworthy welcomes Dr. Melissa Longo , a seasoned Family and Pediatric Chiropractor and practice mentor, to Func Med Nation. In her 20th year of practice in Collingwood, Ontario, Dr. Longo has built a thriving holistic private practice that not only delivers excellent clinical care to families but also supports the lifestyle she loves — one that gives her the flexibility to be present for her two active teenage sons. Through intentional business model adjustments, she has created a f...
Jun 04, 2026•1 hr 21 min•Ep. 15
Dr. Steven Noseworthy welcomes Sachin Patel , a leading functional medicine practice success coach, international speaker, and bestselling author, to Func Med Nation. As the founder of The Living Proof Institute , Sachin has helped thousands of functional medicine practitioners around the world start, grow, and scale successful practices. He is passionate about helping clinicians step into their power so they can profoundly serve their communities while building sustainable and fulfilling busine...
Jun 04, 2026•1 hr 21 min•Ep. 14
Dr. Steven Noseworthy welcomes Dr. Tom Culleton , a highly regarded clinician and speaker who excels in both Functional Medicine and Functional Neurology, to Func Med Nation. With undergraduate training in Human Kinetics at the University of Windsor and chiropractic education in St. Louis, Dr. Culleton built a successful high-volume solo practice in Rome, New York from 1995 to 2008. He has since become an in-demand seminar speaker, known for his clear, practical teaching style. He has lectured e...
Jun 04, 2026•1 hr 30 min•Ep. 13
Dr. Steven Noseworthy welcomes Dr. Steven Yanuck , a respected educator and clinician in the field of functional and integrative immunology, to Func Med Nation. Dr. Yanuck serves as Adjunct Assistant Professor in the Program on Integrative Medicine within the Department of Physical Medicine and Rehabilitation at the University of North Carolina School of Medicine. He teaches the highly regarded course “The Immunology of Autoimmune Disease, Inflammation and Chronic Infection: A Research-Based Fun...
Jun 04, 2026•1 hr 18 min•Ep. 12
Dr. Steven Noseworthy welcomes Dr. Martin Gibala , one of the world’s leading researchers in exercise physiology, to Func Med Nation. As a Professor and Faculty of Science Research Chair in Integrative Exercise Physiology at McMaster University, Dr. Gibala runs an internationally recognized laboratory focused on the mechanistic basis of exercise responses in humans. His groundbreaking research has significantly advanced our understanding of how different forms of exercise — particularly high-int...
Jun 04, 2026•41 min
Dr. Steven Noseworthy welcomes Dr. Martin Gibala , one of the world’s leading researchers in exercise physiology, to Func Med Nation. As a Professor and Faculty of Science Research Chair in Integrative Exercise Physiology at McMaster University, Dr. Gibala runs an internationally recognized laboratory focused on the mechanistic basis of exercise responses in humans. His groundbreaking research has significantly advanced our understanding of how different forms of exercise — particularly high-int...
Jun 04, 2026•58 min•Ep. 10
