Sleep Restriction, Cortisol Dysregulation, and the Path to Insulin Resistance
Restricting sleep to five hours per night elevates cortisol and impairs insulin sensitivity, showing how poor rest directly drives systemic metabolic dysfunction.
Circadian Rhythm
4articles
The Physiology of Fasting: Cellular Autophagy, Stem Cell Renewal, and Circadian Timing
A deep look at the metabolic timeline of fasting, from glycogen depletion and autophagy to refeeding stem cell activation, cardiac outcomes, and hormonal considerations.
Sleep: The Highest-Yield Thing on This Site
Nothing else returns as much for as little. It is also the one people are proudest of neglecting.
Time-Restricted Eating: The Circadian Case
The same meal is handled differently at eight in the morning than at ten at night. Time-restricted eating is built on that difference rather than on calories.