REV0lution Health Library

Evidence-informed articles on nutrition, metabolism, hormones, digestive health, fitness, recovery, lab testing, and functional medicine.

Gut Health
IBS, bloating, GERD, constipation, gut health
Hormones
PCOS, perimenopause, menopause, cortisol
Thyroid Health
Hashimoto's, hypothyroidism, thyroid labs
Metabolic Health
Insulin resistance, blood sugar, weight loss resistance
Autoimmune Disease
Autoimmunity, inflammation, immune regulation, root-cause support

Advanced Lab Analysis
Functional testing, blood chemistry, GI-MAP, DUTCH, OAT, and lab interpretation
Fitness & Recovery
Strength, movement, sleep, recovery, performance, and resilience
Functional Medicine
Root-cause care, systems thinking, symptom patterns, and whole-person health
Nutrition & Performance
Protein, fueling, body composition, exercise nutrition, and metabolic health

Understand your health. Backed by science.

Functional Medicine Is Broken—but Not All Is Lost - Copy

Kerri Rachelle

Published on: 02/09/2026

Functional medicine promised root-cause care—but has it recreated the disease model? Kerri Rachelle explores what broke, what still works, and how we repair it.

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We've Optimized America for Everything...Except Health

Kerri Rachelle

Published on: 08/07/2026

Why does staying healthy feel so hard? Discover how modern life works against human biology, why your body is adapting—not failing—and simple ways to design an environment that supports lasting health.

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What Is Root Cause Medicine? Understanding the Whole-Person Approach

Kerri Rachelle

Published on: 30/06/2026

Root cause medicine looks beyond symptoms to understand the factors contributing to chronic disease. Learn how systems biology, personalized care, and evidence-informed healthcare work together.

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Is Functional Medicine Evidence-Based? What Research Shows

Kerri Rachelle

Published on: 30/06/2026

Learn what evidence-based medicine actually means, where functional medicine has the strongest scientific support, and how personalized care fits into modern healthcare.

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Functional Medicine vs. Conventional Medicine: What's the Difference?

Kerri Rachelle

Published on: 29/06/2026

Learn the differences between functional medicine and conventional medicine, where each excels, and why combining both approaches often leads to better long-term health outcomes.

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What Is Functional Medicine? A Whole-Person Approach to Health

Kerri Rachelle

Published on: 29/06/2026

Functional medicine is a personalized, whole-person approach to healthcare that looks at how nutrition, lifestyle, environment, genetics, stress, sleep, movement, digestion, hormones, metabolism, and medical history interact over time.

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