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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Functional Medicine Lab Testing: What It Is, What It Isn't, and When It's Helpful

Kerri Rachelle

Published on: 02/07/2026

Learn when functional medicine lab testing is helpful, when conventional labs are enough, and why specialty testing should answer meaningful clinical questions—not simply generate more data.

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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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