
Cortisol and sleep, a step-by-step guide
Learn how cortisol and melatonin interact, how late nights shift your rhythm, and the exact morning and evening habits that restore deep sleep and steady daytime energy. Evidence-based, step-by-step, and practical.

Cortisol, Aging, and Longevity: How to Protect Healthy Rhythms for Better Sleep, Energy, and Lifespan
As you age, cortisol rhythms often flatten, leading to poor sleep, low energy, and faster aging. Learn how nutrition, hydration, light, movement, and social connection—including volunteering—support healthy cortisol patterns for better health and longer life.

Cortisol Explained: What It Really Does and Why It’s Not Just a Stress Hormone
Cortisol is often called the stress hormone, but that’s only part of the story. Learn what cortisol really does, why balance matters, and practical ways to support healthy cortisol rhythms through sleep, diet, and stress management.

How to Start the Leptin Reset: A Step-by-Step Guide to Heal Your Metabolism Naturally
Learn how to implement Dr. Jack Kruse’s Leptin Reset Protocol to restore hormonal balance, reduce cravings, and support long-term fat loss. This step-by-step guide includes meal timing, food choices, and lifestyle habits that work with your body—not against it.

What Is Leptin? How a Low-Carb Diet Can Help Reverse Leptin Resistance Naturally
Discover how leptin—the hormone that controls hunger and fat storage—impacts weight loss, and why a low-carb diet may be the key to reversing leptin resistance naturally. Evidence-based insights for better metabolic health.