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中国人以植物性食物为主,与以动物性食物为主的西方人所缺乏的营养素不一样。所以,我们今天就重点谈谈中老年人补充钙质和维生素的问题。缺钙是人体的一种沉默病。正常时钙主要存在于骨骼中,骨骼中的钙与细胞外的钙(血液和软组织中的钙)之比为99∶1。老年人长期缺钙的后果,是骨
Chinese are mainly plant foods, which are different from the nutrients that Westerners lacking mainly in animal foods. Therefore, we will focus today on the issue of calcium supplementation and vitamin supplementation in the elderly. Calcium deficiency is a kind of silent disease in human body. Normally, calcium is mainly present in the bones. The ratio of calcium in the bones to extracellular calcium (calcium in blood and soft tissue) is 99: 1. The consequences of long-term calcium deficiency in the elderly are bone