衰老本身是一种自然现象,它有病态衰老、常态衰老和成功老龄化之分。比如一些人三四十岁身体状况就很差,看上去很老,就是病态衰老;随着年龄的增加,一些人的器官像磨损的机器一样逐渐坏掉了,叫常态衰老;而有些人的“机器”保养得非常好,这就是成功老龄化。从医学和营养学的角度来看,我们更关注老年人精 Aging is a natural phenomenon in itself, with morbid, normal and successful aging. For example, some people in their thirties or forties are in bad health and look old and sickly aging. As they age, some people’s organs are gradually broken down like worn machines and are called normal aging; while others “Machine ” Maintenance is very good, this is the successful aging. From a medical and nutritional point of view, we focus more on elders