Functional Medicine Institute

Testosterone is often thought of as a male hormone, but what role does it actually play in women’s health, healthy aging, and overall vitality? In this episode, Amber Warren, PA-C is joined by Heather Lucas, FNP-C, a family nurse practitioner specializing in hormone optimization, peptide therapy, sexual wellness, metabolic health, and longevity, to break down why testosterone is one of the most overlooked hormones in women.

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Are prevention-focused labs and early screening actually catching disease before conventional medicine would, and is anyone doing enough of it? In this episode, Amber Warren, PA-C is joined by Michael Orloff, PA-C, a board-certified physician assistant who spent over a decade in emergency and trauma medicine before transitioning to functional medicine, to explore ho...

Nutrient deficiencies are often treated with supplements alone, but what if the real problem begins with digestion? In this episode, Tom Malterre, MS, CN, IFMCP joins Amber Warren, PA-C, to explore why poor nutrient absorption has become increasingly common and how gut health, stomach acid, food sensitivities, and mitochondrial function all work together to influence overall health.

Episode 85 Part 2/2. Cardiovascular disease is often thought of as a heart problem, but its effects reach far beyond the cardiovascular system. In this episode, Dr. Gavin Guard explores the root causes of cardiovascular disease through a functional medicine lens, breaking down how chronic inflammation, metabolic dysfunction, nutrition, and lifestyle choices influence long-term heart health.

You'll learn how cardiovascular disease d...

Cardiovascular disease is often thought of as a heart problem, but its effects reach far beyond the cardiovascular system. In this episode, Dr. Gavin Guard explores the root causes of cardiovascular disease through a functional medicine lens, breaking down how chronic inflammation, metabolic dysfunction, nutrition, and lifestyle choices influence long-term heart health.

You'll learn how cardiovascular disease develops, the warning ...

In this episode, Amber Warren, PA-C, sits down with Dr. Brian Hauser, MD, a board certified functional and integrative family medicine physician specializing in autism spectrum disorder, to explore what a root-cause approach to autism actually looks like. They discuss why autism is not a purely genetic condition, how environmental factors, diet, gut health, and mitochondrial dysfunction play a central role in its development, and w...

Could the "weight-loss shots" everyone is talking about actually be the next big breakthrough in cancer prevention?

In this week’s episode of the FMI podcast, I’m joined once again by our Chief Medical Officer, Dr. Mark Holthouse. While Dr. H is a world-renowned expert in hormone health and cardiometabolic medicine, today we are diving into a topic that is reshaping the future of longevity: the direct link between obesi...

Perimenopause is often overlooked, yet it can significantly impact sleep, mood, metabolism, and overall well-being. Amber Warren, FNP-C sits down with Dr. Carrie Jones, ND, FABNE, MPH, MSCP to break down the hormonal changes driving this transition and why symptoms can vary so widely.

Learn how shifts in progesterone and estrogen, along with stress and the nervous system, influence how you feel and what you can do to support your b...

In this episode, Amber Warren, PA-C explains the 2025 to 2030 Dietary Guidelines for Americans and what the flipped food pyramid means for metabolic health.

She explores increased protein needs, whole foods, healthy fats, and why reducing refined carbohydrates is critical for insulin resistance, inflammation, and gut health. Amber also discusses nutrition for children, food quality, alcohol intake, and how personalized tools like c...

Amber Warren, PA-C, is joined by functional medicine nurse practitioner Heather Lucas, MSN, FNP-C, to explain the science behind GLP-1–based therapies and metabolic weight loss. They break down how GLP-1, GIP, and glucagon influence appetite, insulin resistance, and fat metabolism, and discuss how therapies such as semaglutide, tirzepatide, and emerging triple agonists are used in metabolic care.

This episode explores why imp...

Host Amber Warren and guest, Dr. Mark Holthouse, explore a functional, root-cause approach to metabolic weight loss, going beyond the outdated “calories in, calories out” model. They discuss why weight loss resistance is rarely about willpower and how hormones, cortisol, gut health, muscle mass, and environmental factors influence metabolism.

The episode highlights FMI’s Premier Metabolic Reset program, responsibl...

We’re rebroadcasting this important episode with Functional Pediatrician Dr. Mario Brus, MD. Trained at Loma Linda University, Dr. Brus specializes in pediatric functional medicine, focusing on the root causes of chronic conditions in children.

In this episode, he explains how targeted lab testing, genetic insights, nutrition, lifestyle strategies, and high-quality supplements can support children’s health. Dr. Brus emp...