Health Without The System

Parasites aren't just something you pick up traveling abroad. They are far more common than most people think and often go completely undiagnosed.

In this episode, we break down the truth about parasites, how they impact your body, and why conventional medicine often overlooks them. From digestive issues to fatigue, skin problems, and even mood changes, parasites can quietly disrupt multiple systems without obvious warning signs.

We also walk through how parasites enter the body, why they are becoming more common, and how functional medicine approaches diagnosis and treatment differently.

This episode is...

Think you're hydrated because you drank a few glasses of water today? Think again.

In this episode, we're breaking down the real science behind hydration, what your body actually does with water, why electrolytes matter, and how things like coffee, sports drinks, and even "8 glasses a day" might be misleading you.

We're calling out common hydration myths, explaining what's really happening inside your cells, and giving you simple ways to feel better, think clearer, and perform stronger just by fixing your hydration.

If you've ever felt tired, foggy, or off for no reason… th...

Is strength training the closest thing we have to a longevity prescription?

In this episode of Health Without the System, Dr. Tim Scott and Mia Scott break down the science behind muscle and why it may be one of the most powerful predictors of how well we age. From insulin resistance and brain health to bone density, hormones, and depression, muscle mass impacts nearly every system in the body.

They

Your gut and brain are not separate systems. They are constantly communicating through what scientists call the brain–gut axis. And the signals may surprise you.

In this episode of Health Without the System, Dr. Tim and Mia Scott break down how your gut bacteria, inflammation levels, blood sugar, and nervous system activity directly influence your mood, cravings, metabolism, and mental clarity.

Did you know that 80–90% of vagus nerve signals travel from the gut to the brain? That means your gut is sending far more information to your brain than your brain sends back.

T...

What if you could predict burnout, illness, poor recovery, or even long-term health risks before symptoms appear?

In this episode, we dive into the most important physiological metrics your body produces every day and how to use them to your advantage. From sleep quality and heart rate variability to VO₂ max and metabolic health, we explain what the data means and how it connects to stress, hormones, inflammation, and longevity.

We also discuss wearables, recovery scores, and simple ways to monitor your health even if you don't own a device.

Understanding your body's si...

In this episode, Dr. Tim Scott and Mia Scott break down why "calories in, calories out" is an oversimplified and outdated way to think about health. They explain how protein, carbohydrates, and fat are metabolized differently in the body, how hormones like insulin control fat storage, and why food is more than just energy.

You'll learn:

✅ Why 300 calories of soda is not the same as 300 calories of steak

✅ How insulin, blood sugar, and metabolism really work

✅ The thermic effect of protein and why it matters

✅ How glycemic index and load imp...

ADHD diagnoses are rising faster than ever in both children and adults. But are our brains really "breaking," or are we treating symptoms instead of root causes? In this episode, Dr. Tim Scott and NP Mia Scott take a deep dive into what ADHD actually is and what it isn't. They explore why diagnoses and stimulant prescriptions have exploded, how sleep, diet, hormones, stress, trauma, and screen time affect focus, and why many people may be misdiagnosed. You'll learn:

✅ Why attention issues are increasing in kids and adults

✅ How blood sugar, cortisol, estrogen, testosterone, and thyr...

In this episode of Health Without the System, we break down why testosterone matters for both men and women, and why so many people feel off even when their labs are called "normal."

✅ Brain health, motivation, and focus

✅ Energy, mood, and stress resilience

✅ Muscle as a metabolic organ, not a cosmetic one

✅ Insulin sensitivity and blood sugar control

✅ Bone density and fracture prevention

✅ Cardiovascular and vascular health

✅ Why women need testosterone too

✅ The difference between total vs free testosterone

✅ Why "normal range" does not me...

Endocrine disruptors are everywhere and most people have no idea what they are or how much they impact daily health. In this episode, Dr. Tim Scott and NP Mia Scott break down what endocrine disruptors actually do, why tiny exposures matter, and how these chemicals can interfere with hormones like estrogen, testosterone, thyroid hormones, and cortisol.

Endocrine Disruptors

You will learn how endocrine disruptors show up in everyday items like plastics, personal care products, food packaging, fragrances, and even drinking water. We also dive into the infamous atrazine frog study and why it should have...

Welcome back to Health Without the System Season 2, Episode 29. In this episode, Dr. Tim Scott and Mia Scott break down the new 2025–2030 US dietary guidelines and why this update is one of the biggest shifts in nutrition messaging we've seen in decades.

We cover what changed, why it matters, and how to use this information to build habits that actually last beyond January.

In this episode, we talk about:

Why the old food pyramid failed us, and what's different now

The return of the pyramid (and yes, it's basically flipped upside do...

Take a deep dive into everything we've covered so far on Health Without the System. In this special "Season One Finale" mega-episode, Dr. Tim Scott and NP Mia Scott walk through the biggest lessons from 27 episodes of functional medicine, including:

• How metabolism and insulin resistance impact nearly every system

• What inflammation does to your body and why you feel sick

• Mitochondria, energy, and the lifestyle habits that actually repair them

• Gut health, leaky gut, microbiome diversity, and the truth about gluten

• The real story behind GLP-1s and why th...

In this episode of Health Without the System, Nurse Practitioner Mia Scott sits down with her longtime mentor and hormone specialist Brandy Secory of ⁠Renewed Therapuetics⁠ for an open, in-depth conversation about perimenopause, menopause, and hormone replacement therapy.

Together, they unpack the stigma and fear surrounding hormones, explain the difference between bioidentical and synthetic options, and share what every woman (and man) should know about supporting hormonal health at every age. From hot flashes and anxiety to longevity, libido, and quality of life, this episode gives listeners the knowledge and confidence to advocate for themselves and feel thei...

In this episode, Dr. Tim and NP Mia Scott get real about what it actually means to have a provider who supports your health — not just manages your symptoms. From rushed appointments and outdated guidelines to open-minded, collaborative care, they break down the subtle red flags that signal your doctor may not be the right fit.

They also share practical advice on how to:

Ask hard questions without feeling dismissed

Recognize ego-driven medicine versus true patient partnership

Find functional and holistic providers who align with your goals

Navigate the fl...

In this episode of Health Without the System, Dr. Tim and NP Mia Scott break down one of the most misunderstood glands in the body—the thyroid. From fatigue and brain fog to hair loss and weight struggles, they uncover why "normal" lab results often don't tell the full story.

Learn how your thyroid actually works, what labs really matter, and why lifestyle, gut health, and proper testing can make all the difference.

They also discuss:

• The difference between TSH, T3, and T4—and why conversion matters

• How stress, diet, and environm...

In this special episode of Health Without the System, Dr. Tim Scott and Mia Scott, Nurse Practitioner, welcome Dr. Murthy Gokula, a physician and lifestyle medicine expert redefining what healthcare should look like. Dr. Gokula shares his philosophy: "Patient is the boss. Doctor is the coach." — and explains how his concierge model blends traditional medicine with holistic, evidence-based practices.

From plant-based nutrition and gut health to sleep, stress management, and community connection, Dr. Gokula highlights the six pillars of lifestyle medicine and how small, consistent changes can reverse chronic disease and improve quality of life. Listeners will di...

Alcohol is woven into celebrations and routines, but what really happens when you drink? In this episode, Dr. Tim Scott and nurse practitioner Mia Scott unpack how alcohol hijacks your metabolism, stalls fat loss, fragments sleep, raises cortisol at 2 a.m., and disrupts hormones like testosterone and estrogen. They explain the link between alcohol and cancer risk, bust the "moderation is healthy" myth, and share practical swaps that protect your health while keeping your social life intact.

Coffee is the world's favorite stimulant, but is it helping you or quietly working against your sleep, gut, and stress levels? Dr. Tim Scott and Mia Scott, NP, break down how caffeine actually works, who should be careful, how to spot clean beans, and the best ways to make your daily cup work for you. Simple, practical, and no scare tactics.

What you will learn

How caffeine blocks adenosine and changes dopamine, norepinephrine, and acetylcholine

Short-term boosts vs long-term brain and heart benefits

Who should limit or avoid coffee

In this episode of Health Without the System, Dr. Tim Scott and Nurse Practitioner Mia Scott dive into the science and controversy surrounding gluten. They break down what gluten really is, how it affects the body, and why wheat today is not the same as it was a century ago. From celiac disease to non-celiac sensitivity, leaky gut, and autoimmune triggers, they explain how gluten can influence everything from thyroid health to metabolism. They also explore the role of glyphosate, food processing in the United States, and why people often feel better eating bread in Europe. Whether you are...

In this episode of Health Without the System, Dr. Tim Scott and Nurse Practitioner Mia Scott dive deep into the most underrated form of medicine: sleep. From brain detoxification and hormone resets to immune defense and emotional balance, they break down exactly why sleep is the foundation of good health. You'll learn what really happens in your body during each sleep stage, how lack of sleep can mimic chronic disease, and simple strategies to reclaim your rest.

Whether you're burning the candle at both ends, struggling with stress, or just want to wake up feeling more energized...

In this episode of Health Without the System, Dr. Tim Scott and Certified Nurse Practitioner Mia Scott break down the surprising role mitochondria play in how we age. More than just the "powerhouse of the cell," mitochondria influence energy, hormones, metabolism, and even how stress shows up in our bodies. Tim and Mia explain how diet, toxins, sleep, and lifestyle can either damage or protect your mitochondria — and share practical ways to slow down cellular aging, boost energy, and extend your healthspan.

Antibiotics have saved millions of lives, but are we using them too often? In this episode of Health Without the System, Dr. Tim and CNP Mia Scott break down the good, the bad, and the ugly side of antibiotics. From how they work to their impact on your microbiome, childhood immunity, and even antibiotic resistance, this conversation digs deep into what every parent and patient should know. Learn why overprescription is such a problem, how gut health connects to long-term wellness, and discover natural alternatives that can help support your immune system during cold and flu season.

In this episode of Health Without the System, Dr. Tim Scott and Nurse Practitioner Mia Scott break down what "toxic load" really means, how it impacts your mood, hormones, gut health, fertility, and energy, and why our modern world makes it harder than ever to stay in balance.

From your air and water to your pantry and personal care products, they share realistic, step-by-step ways to start reducing your toxic exposure without losing your mind. You'll hear the real stats, the hidden sources of toxins you probably haven't considered, and practical swaps you can make today that...

Ever feel like you're doing all the right things? Taking your vitamins, eating your greens, sleeping like a saint... but you still feel off? It might be your methylation cycle. In this episode of Health Without the System, we break down what methylation is, why it matters for detox, hormones, and energy, and how 40 to 60 percent of people aren't doing it efficiently.

We also cover:

• What labs to ask your doctor for

• How influencers are draining your wallet

• The truth about "methylated" supplements

• Why you can't supplement your way out of a...

In this eye-opening episode of Health Without the System, Dr. Tim Scott and Nurse Practitioner Mia Scott take you on a deep dive into the science of epigenetics—where your health story isn't just written in your DNA, but in the choices you make every single day. Broadcasting from their Ohio farm (and yes, dodging a heat wave and a few chickens), they unpack how diet, environmental toxins, stress, movement, and even your childhood experiences can influence which of your genes get activated—and which stay dormant.

You'll learn what epigenetics actually is, why the MTHFR gene mutat...

In this eye-opening episode of Health Without the System, Dr. Tim Scott and Nurse Practitioner Mia Scott take you on a deep dive into the science of epigenetics—where your health story isn’t just written in your DNA, but in the choices you make every single day. Broadcasting from their Ohio farm (and yes, dodging a heat wave and a few chickens), they unpack how diet, environmental toxins, stress, movement, and even your childhood experiences can influence which of your genes get activated—and which stay dormant.

You’ll learn what epigenetics actually is, why the MTHFR ge...

In this episode of Health Without the System, Dr. Tim and Mia Scott dive into a hot topic: are your daily supplements actually doing anything?

They uncover the real reasons why many multivitamins don't work — from poor ingredient sourcing to absorption issues and hidden synthetic forms. Learn what to look for on labels, how medications and gut health affect your nutrient levels, and what "methylated" and "chelated" actually mean. Whether you're trying to optimize your health or just not waste your money, this episode will change the way you shop for supplements.

🔎 Topics covered:

Wh...

Is your gut smarter than you? This week on Health Without the System, Dr. Tim Scott and Nurse Practitioner Mia Scott dive deep into the gut microbiome — home to trillions of bacteria that control everything from digestion to your mood, immunity, and even your cravings.

They break down how your gut is shaped from birth, what antibiotics and birth control are really doing to it, and why fixing your digestion might fix your fatigue, skin issues, anxiety, autoimmune flare-ups, and more. Learn about leaky gut, SIBO, prebiotics vs. probiotics, and the powerful healing potential of simple changes to...

In this episode, Dr. Tim and Mia break down one of the most widely used (and widely ignored) toxins in our environment—glyphosate, commonly known as Roundup. From your backyard to your breakfast cereal, this herbicide is everywhere. We dive into how it impacts your gut, hormones, mitochondria, liver, and even your fertility, and why it's not just a farming problem—it's a full-body health crisis. Plus, we expose atrazine, another pesticide with shocking hormonal effects, and share practical ways to reduce your toxic load.

If you've ever wondered what's really in your cup of joe or why...

In this episode of Health Without the System, Dr. Tim Scott and Nurse Practitioner Mia Scott take on some of summer's most debated health topics—sunscreen, fructose, and alcohol. 

They break down why not all sunscreens are created equal (and which ingredients to avoid), why fruit isn't the enemy (but how you eat it matters), and what alcohol really does to your body in the heat. Get practical tips, ingredient red flags, and real talk about how to protect your family without falling for toxic trends. Whether you're poolside or planning your next cookout, this episode will hel...

Welcome to the 10th episode of Health Without the System! In this milestone chat, Dr. Tim Scott and Nurse Practitioner Mia Scott ditch the scripts and go full real talk—diving into what wellness actually looks like in their everyday lives.

From creatine and collagen to red light therapy and grounding sheets, they walk you through the routines, biohacks, supplements, and lifestyle shifts they've tried (and what's stuck). They also get brutally honest about the wellness myths they used to believe: fake meat, low-fat lies, diet soda, and yes—thinking a calorie is just a calorie.

P...

Join Dr. Tim Scott for a special episode of Health Without the System as he sits down with his lifelong friend, Tony. Since May 2024, Tony has embarked on an incredible health journey, losing over 115 pounds and dropping his body fat from 50% to 17%.

Hear Tony's candid story about overcoming challenges like daily alcohol consumption, chronic skin issues (HS), and plateaus, all while embracing a new lifestyle. This episode is a testament to the power of commitment, clean eating, and finding the right tools for your health.

What's the secret to better metabolic health, longevity, and overall well-being? Dr. Tim Scott and Nurse Practitioner Mia Scott of Rixa Health reveal the answer: skeletal muscle mass.

In this informative episode, they break down the science behind the muscle's impact on glucose, hormones, and your immune system. Discover how building and maintaining muscle can revolutionize your health, regardless of your age. 

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Join Dr. Tim Scott and Nurse Practitioner Mia Scott as they share their insights on using GLP-1s in a functional medicine setting. This episode delves into the appropriate use of these medications, their impact on metabolic health, and the importance of combining them with lifestyle changes for long-term success. 

Seed oils are everywhere, but are they truly "heart-healthy"? Dr. Tim Scott and Nurse Practitioner Mia Scott delve into the production, health effects, and surprising history of these common food additives. Discover how seed oils contribute to inflammation, and what you can do to reduce your intake. We'll explore the chemical-laden process of creating these oils, their impact on omega-3 to omega-6 ratios, and their link to conditions like fatty liver and metabolic dysfunction.

In this episode, Dr. Tim Scott and Nurse Practitioner Mia Scott dig into the truth about glucose — the good, the bad, and the sticky. They explain how sugar overload from the Standard American Diet wreaks havoc on everything from brain function to hormonal health, and why insulin resistance is showing up younger and more often than ever before. You'll learn how to outsmart hidden sugars, why the order you eat your food actually matters, and what small shifts can help flatten those daily blood sugar spikes.

Tim and Mia also share real-life tips for making lower-sugar living fe...

This week, Dr. Tim Scott and his wife, Mia Scott, Board-Certified Nurse Practitioner, are ripping the mask off your grocery store favorites. In a world where "heart-healthy" is slapped on a box of sugar-laced cereal, they're here to teach you how to spot the truth behind the labels.

From decoding ingredient lists to dodging seed oils and sugar bombs, this episode is a crash course in smarter shopping. Learn what to toss, what to trust, and how to build a pantry that fuels real health, not just good marketing.

You'll also get their go-to Costco f...

In this jam-packed episode, Dr. Tim Scott and Nurse Practitioner, Mia Scott, break down the most common lab tests that patients encounter, and expose the surprising gaps in what standard labs reveal. 

From mitochondrial dysfunction to leaky gut, and the real story behind thyroid panels and cholesterol numbers, you'll walk away armed with the knowledge to be your own health advocate. Plus, learn why "normal" lab ranges might be failing you, and what to ask for instead.

Whether you're reviewing old lab results or prepping for your next doctor visit, this episode is a must-listen f...

The Food Pyramid Lie: How Big Tobacco Built Our Diets

This episode is a mic-drop moment for anyone who's ever looked at the food pyramid and thought, "Wait... this doesn't seem right."

What if your morning bowl of "heart-healthy" cereal was the product of the same industry that sold us cigarettes as medicine? In this jaw-dropping episode, Dr. Tim and Mia Scott dig deep into the shady origins of the U.S. food pyramid – and what they uncover will change the way you see your plate forever. 

From Big Tobacco's pivot to processed foo...

Welcome to the very first episode of Health Without the System. Dr. Tim Scott and Nurse Practitioner Mia Scott pull back the curtain on their careers in emergency medicine, their disillusionment with the traditional healthcare model, and the path that led them to functional medicine and the launch of Rixa Health.

In this episode, they talk candidly about the broken nature of our current system, how it prioritizes speed and prescriptions over root cause and real healing. You'll hear why they believe so many diagnoses are missed, why "normal labs" often mean nothing, and why it's time...