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Evidence-Based Insights on Metabolism, Hormones & Health

The Root Cause Journal

FAQ

Functional Medicine & Hormone Health: Your Complete FAQ

Answers to the most common questions about Dr. Jay's clinical approach, lab testing, supplements, and how to get started with functional medicine care. About Functional Medicine What is functio...

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7-day protein reset

The 7-Day Protein Reset: How to Break Stubborn Plateaus Without Starving Yourself

The 7-Day Protein Reset is a short, targeted clinical intervention that interrupts chronic insulin signaling and breaks stubborn weight-loss plateaus. Dr. Jay Wrigley explains the protocol and why ...

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cortisol

The Midlife Hormonal Cascade: What Really Happens to Estrogen, Progesterone, Testosterone, Cortisol, and Thyroid

Dr. Jay Wrigley explains the Midlife Hormonal Cascade — the predictable, interconnected sequence of hormonal changes that drives weight gain, fatigue, and brain fog after 40.

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