Core Insights - A research team led by the University of Copenhagen and the University of Cambridge has successfully extracted ancient DNA from 214 known human pathogens across Eurasia, creating a comprehensive map of human infectious diseases spanning thousands of years [1] - This study represents the largest-scale research on the history of infectious diseases to date, providing significant new insights into how interactions between humans and animals have profoundly altered human health patterns [1] - The findings, published in the journal Nature, reveal the long-standing historical struggle between humans and pathogens, offering important references for future public health strategies and vaccine design [1]