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.

Cortisol Belly: Causes, Signs and What Actually Helps

Kerri Rachelle

Published on: 30/07/2026

Can stress cause belly fat? Learn how cortisol, sleep, insulin resistance, perimenopause, nutrition and training affect abdominal fat—and what helps.

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Perimenopause Weight Gain: Why It Happens and What Helps

Kerri Rachelle

Published on: 27/07/2026

Learn why perimenopause can change weight, belly fat, muscle and metabolism—and how nutrition, strength training, sleep and metabolic care may help.

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