How Did Ancient Humans Survive Without Doctors or Medicine?

How Did Ancient Humans Survive Without Doctors or Medicine? Today a scraped knee is nothing. For almost all of human history, that same scraped knee could kill you — and yet humanity survived two hundred thousand years before anyone knew what a germ was. This is what people actually did instead. In this video: The four humors theory and two thousand years of bloodletting The folk remedies that accidentally worked: willow bark, honey, moldy bread, foxglove Surgery without anaesthesia: trepanation, and why patients often survived it The village healer, and India's ancient surgeon Sushruta Chinese acupuncture and Indian Ayurveda: two more independent systems Temples, rituals, and the very real placebo effect behind them The Black Death and the limits of pre-germ-theory medicine Real progress before microscopes: Islamic-era hospitals, quarantine, Chinese variolation Edward Jenner's vaccine, and how germ theory finally closed the loop CHAPTERS 0:00 A scraped knee that could kill you 0:28 How dangerous everyday life really was 1:04 The four humors and 2,000 years of bloodletting 1:41 What actually worked: willow bark, honey, mold 2:50 Not every remedy was harmless 3:17 Surgery without anaesthesia 4:12 The village healer 5:07 Acupuncture and Ayurveda 5:50 Turning to the gods 6:37 The placebo effect, explained 7:20 The Black Death and its limits 8:12 Real progress before germ theory 9:04 Edward Jenner and the first vaccine 9:50 The largest experiment humanity ever ran