This document provides a brief history of medicine from ancient times through Roman civilization. It describes early systems of medicine including Ayurveda in India dating back to 5000 BC, traditional Chinese medicine based on the principles of Yin and Yang from 2700 BC, and Egyptian medicine from 2000 BC which viewed medicine as intertwined with religion. Greek medicine from 460-136 BC is discussed in more detail, highlighting figures like Hippocrates and his emphasis on clinical methods and the four humors theory of health. Roman medicine expanded on Greek practices with an increased focus on public health, sanitation, and specialization of physicians.