吃零食,一般都是年轻人的专利。其实,老人吃点零食,对延年益寿、祛病强身也大有裨益。老人是发生营养不良的重要人群,消化液分泌减少,消化吸收功能下降,使老人的营养摄入相对减少。因此三餐之外适当吃些零食,能补充营养。从心理学角度来说,吃零 Eat snacks, are generally young people’s patents. In fact, the elderly eat snacks, longevity, illnesses and physical health is also greatly beneficial. Elderly malnutrition is an important group of people, reduce the secretion of digestive juice, digestion and absorption decreased, so that the elderly relative decline in nutritional intake. Therefore, eating snacks outside the appropriate three meals, can add nutrition. From a psychological point of view, eat zero