Galen
Galen, the most outstanding physician of antiquity after Hippocrates. His anatomical studies on animals and observations of how the human body functions dominated medical theory and practice for 1400 years. Galen was born of Greek parents in Pergamum, Asia Minor, which was then part of the Roman Empire. A shrine to the healing god Asclepius was located in Pergamum, and there young Galen observed how the medical techniques of the time were used to treat the ill or wounded. He received his formal medical training in nearby Smyrna and then traveled widely, gaining more medical knowledge. About 161 he settled in Rome, where he became renowned for his skill as a physician, his animal dissections, and his public lectures. About 169, the Roman emperor Marcus Aurelius appointed Galen as the physician to his son Lucius Aelius Aurelius Commodus. Most of Galen's later life was probably spent in Rome. Galen dissected many animals, particularly goats, pigs, and monkeys, to demonstrate ho