One Lost Hour of Sleep Can Spike Heart Attacks | Matthew Walker

A single lost hour of sleep can spike your heart attack risk by 24% overnight, harden a judge's verdict, and quietly push your blood sugar toward diabetes, and sleep scientist Matthew Walker proves it with data from 1.6 billion people twice a year. This is the conversation that reveals why humans are the only species that willingly starves itself of the one thing evolution never prepared us to lose, and exactly what it takes to reverse the damage before it becomes irreversible.