现代文明的社会中不文明的饮食习惯比较普遍。吃，本来是人体向大自然摄取营养的一种方式。摄取什么？数量多少？由人体自身的需要决定。这就涉及营养学这门学科。但多数人对它的了解甚少，由于吃得不当，造成身心病痛、损害健康，给社会、给家庭造成不必要的损失。现在世界上 The uncivilized diet in modern civilizations is more common. Eat, would have been a way of human nutrition intake to nature. What to take? how much? It is up to the body’s own needs. This involves the discipline of nutrition. However, most people do not know much about it and, due to improper eating, cause mental and physical suffering, harm their health and cause unnecessary losses to society and families. Now in the world