Grey Matters | Nikki Drummond, CCN | Substack

Welcome to Grey Matters

The brain health newsletter for people who overthink everything.

Sep 2, 2025 • Nikki Drummond, CCN

The Reaction Index

A More Useful Way to Think About Stress

Jan 5 • Nikki Drummond, CCN

Why New Years Resolutions Don't Work

And The Secret to What Actually Does

Dec 29, 2025 • Nikki Drummond, CCN

Brain Patterns, Part 3

The Last Two Patterns — and the Truth That Connects Them All

Dec 22, 2025 • Nikki Drummond, CCN

Brain Patterns, Part 2

How Mitochondria and Inflammation Influence the Brain

Dec 15, 2025 • Nikki Drummond, CCN

Most Popular

The Hidden Link Between Pain and the Brain

Sep 8, 2025 • Nikki Drummond, CCN

The Year You Stop Running on Someone Else’s Programming

Nov 17, 2025 • Nikki Drummond, CCN

The ADHD Illusion

Oct 6, 2025 • Nikki Drummond, CCN

Is It ADHD…or Low Tissue Thyroid?

Oct 13, 2025 • Nikki Drummond, CCN

Grey Matters

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