Before humanity even appeared as a species, bacteria were already established on Earth. Ramos Vivas establishes that these microorganisms are not merely invaders, but the original inhabitants of our planet. This perspective shifts the reader's view of disease from a series of unfortunate events to a biological inevitability—a "colosal journey" where humans have spent 99% of their history fighting an enemy they could not even see.
The Invisible War: A Reflection on "Historia de las bacterias patógenas"
: The accidental discoverer of penicillin, which temporarily gave humans the upper hand.
