Health & Medicine in the 4th century

14 sourced entries, 304 CE to 397 CE, oldest first. Also see Health & Medicine across every century or everything else in the 4th century.

• 304Diocletian, while inspecting the Danube border, becomes seriously ill.source
• 315A program of assistance to the poor is established in the Roman Empire.source
• 321March 7 - Constantine I signs legislation directing urban residents to refrain from work, and businesses to be closed, on the "venerable day of the Sun". An exception is made for agriculture.source
• 321Constantine I assigns convicts to grind Rome's flour, in a move to hold back the rising price of food in an empire whose population has shrunk as a result of plague.source
• 325April 1 – Crown Prince Cheng of Jin, age 4, succeeds his father Ming of Jin as emperor of the Eastern Jin dynasty. During his reign, he is largely advised by regents, his uncle Yu Liang and high-level officials.source
• 332May 18 – Constantine I announces a free distribution of food to the citizens in Constantinople, similar to the food given out in the city of Rome. The amount is approximately 80,000 rations a day, doled out from 117 distribution points around the city.source
• 356The veneration of non-Christian images is banned in the Roman Empire.source
• 361Constantinople enforces a strict licensing system for physicians.source
• 370A law of Valentinian I and Valens bans marriages between Romans and barbarians under penalty of death.source
• 370An edict issued by Valentinian I and Valens bans the importation of wine and olive oil from areas controlled by the barbarians.source
• 372Valentinian I bans Manichaean meetings.source
• 372Basil the Great establishes the Basileias, possibly the first hospital, near Caesarea Mazaca on land granted by emperor Valens.source
• 395An estimated 330,000 acres of farmland lie abandoned in Campania (southern Italy), partly as a consequence of malaria from mosquitoes bred in swampy areas, but mostly because imprudent agriculture has ruined the land.source
• 397Emperor Honorius passes a law making barbarian styles of dress illegal in the city of Rome. As a result of this law, everybody in Rome is forbidden from wearing boots, trousers, animal skins, and long hair. This law is passed in response to the increasing popularity of barbarian fashions among the people of Rome.source