夏秋季,痢疾、伤寒、小儿麻痹症、传染性肝炎等肠道传染病及腹泻、食物中毒等很易发生和流行。因为这个时候气温高,适宜细菌繁殖,食物容易变坏,传播病菌的苍蝇又大量繁殖和活动。而人们在这个时候爱吃冷食物,同时由于大量出汗,补充大量水份而致胃酸减少,降低了对病菌的抵抗力。得了肠道传染病,不但直接影响人民健康,造成不必要的死亡,增加不必要的经济负担,而且影响劳动生产,影响社会主义建 Summer and autumn, dysentery, typhoid fever, polio, infectious hepatitis and other intestinal infectious diseases and diarrhea, food poisoning is very easy to occur and prevalence. Because at this time the temperature is high, suitable for bacterial breeding, food is likely to deteriorate, spread flies and bacteria multiply and activity. People at this time love to eat cold food, at the same time as a large number of sweating, add a lot of water and reduce gastric acid, reducing the resistance of bacteria. Got the intestinal infectious diseases, not only directly affect the people’s health, causing unnecessary deaths, increasing unnecessary economic burden, but also affect labor production, affecting the construction of socialism