“For more than a decade from the mid 160s CE, much of the Roman Empire suffered a pandemic, very likely smallpox apparently brought back by soldiers serving in the East. Galen, the most acute and prolific medical writer of the ancient world, discussed individual cases and gave detailed eyewitness descriptions of the symptoms, including a blistering skin rash and diarrhoea.”

“For more than a decade from the mid 160s CE, much of the Roman Empire suffered a pandemic, very likely smallpox apparently brought back by soldiers serving in the East. Galen, the most acute and prolific medical writer of the ancient world, discussed individual cases and gave detailed eyewitness descriptions of the symptoms, including a blistering skin rash and diarrhoea.”

— Mary Beard