21世纪人类必将进入老龄社会,这已是一个无法逆转的事实。其实早在本世纪下半叶,发达国家就已普遍进入老龄社会。按照人口学理论,65岁以上老人占总人口7%以上,便属老龄社会。今天,发达国家的这一比例已经高达12%。中国65岁以上老人的比例目前约为5.5%,虽不到7%,但由于人口基数大,65岁以上老人的绝对人数却达6000万以上。21世纪初中国也会进入老龄社会。老人问题的核心是如何保障老年人 In the 21st century, mankind is bound to enter an aging society. This is an irreversible fact. In fact, as early as the second half of this century, developed countries have generally entered the aging society. According to the demographic theory, elderly people over the age of 65 make up more than 7% of the total population, which is an aging society. Today, this proportion of developed countries is as high as 12%. The proportion of the elderly over 65 in China is currently about 5.5%, although less than 7%. However, due to the large population base, the absolute number of elderly people over 65 has reached more than 60 million. In the early 21st century, China will also enter an aging society. The core of the elderly problem is how to protect the elderly