Ancient sayings about plague

In ancient times, there were many plagues. In the past, infectious diseases were called epidemics, and those with short time and not serious diseases were called seasonal epidemics: epidemics, in which both people got sick. It takes a long time to happen, and it is quite serious. After infection, the body temperature will rise significantly, which will become a "warm" plague. Infectious diseases occurred frequently in ancient times, and there were many records about infectious diseases in ancient times. There are 772 plagues of different degrees recorded in various historical books, and the frequency of plagues can be seen. It does not include plagues that have not been recorded due to lack of information or other reasons.

There are many reasons for the plague, and the underdevelopment of ancient science and technology will lead to considerable disasters. People have gradually explored a set of laws of plague occurrence. These laws include the period of frequent plagues and the process of slow reduction of plagues. According to our 24 solar terms as the time point, the plague is most likely to start, while the plague subsides using the solar terms as a reference. That is to say, the old saying goes: the plague began with heavy snow, originated from the solstice of winter, was born in slight cold, flourished in the beginning of spring, weakened by rain, and declined by fright. This folk saying about the plague is the whole development process of the plague.

In A.D. 1 year and 196, according to Zhang Zhongjing's book Treatise on Exogenous Fever and Miscellaneous Diseases, exogenous fever and severe infectious diseases at that time were collectively called "typhoid fever", and two-thirds of people who got typhoid fever died, showing the seriousness of the epidemic at that time.

2. In 2 17 AD, boils were popular. According to Cao Zhi's Talking about Epidemic Qi, boils caused many deaths, and some even wiped out the whole nation, which described in detail the tragic situation at that time. Anger is caused by the wrong time of summer and winter, but people at that time believed in ghosts and gods, which shows their ignorance at that time.