How Ancient Humans Survived Without Brushing Teeth

You brush your teeth every morning without thinking twice. But your ancestors never touched a toothbrush, and for tens of thousands of years, their teeth were often stronger than yours. In this video, you'll discover why ancient human teeth show heavy wear but almost no cavities, what really protected them long before dentistry existed, and how the shift to farming quietly rewired the bacteria living in the human mouth. If this video reframed something you thought you already knew, like it, drop a comment, and subscribe for more videos that dig into the strange, hidden science behind everyday human habits. #evolution #anthropology #history