In this way, the premise is that Japanese people like to eat raw and cold food. Their incidence of esophageal cancer is low, but the incidence of gastric cancer is high and the obesity rate is low in the world. People in China eat cooked food now. The incidence of esophageal cancer is high, the incidence of gastric cancer is low, and the obesity rate is higher than that of Japan. Of course, this is only one aspect, but it is an important factor. There are good and bad foods to eat. But in China, because people in China advise not to eat more, your body has adapted to China's eating habits. One side of China has water and soil, and the other side has water and soil.