His anatomical reports, based mainly on dissection of monkeys, especially the Barbary macaque, and pigs, remained uncontested until 1543, when printed descriptions and illustrations of human dissections were published in the seminal work De ...

Galen of Pergamon, was a prominent Roman physician, surgeon and philosopher.

At the dawn of recorded medical history Hippocrates stands for the fundamental and primary importance of seeing clearly—that is of clinical observation.

Galen wrote most of his books in imperial Rome, in the whirl of a metropolis that was the capital of the entire Western world. Galen's Hygiene is a real mine of information.

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations.