In Episode 2, we uncover the brutal and often lethal consequences of ignoring our internal rhythms. We explore the shocking 1894 discovery by forgotten pioneer Marie de Manacéine that sleep deprivation is more deadly than starvation, and dive into Patrick and Gilbert's landmark 1896 human study that provided the first quantitative map of a mind systematically dismantling itself under fatigue.

For the original source material, references, and further discussion on this topic, visit:⁠https://ultradianflow.com/science/season-1/chapter-2-brutal-cost/