当今,人口老化问题已经成为世界范围内普遍存在的重大社会问题。在本世纪中叶,一些发达国家陆续进入了老年型的国家,近年米,一些发展中国家老人数量的增加速度也开始超过其总人口数量增加的速度,呈现出明显的人口老化趋势。我国随着社会的发展以及计划生育工作的普遍开展,人们的平均预期寿命增加,人口出生率下降,老年人口比重逐年上升,预计在本世纪末,我国也将步入老年化国家的行列。人口老化对于人类社会的政治、经济、文化发展带来重大的影响,并且还会带来一系列的社会问题。为了解这方面的问题,笔 Today, the problem of population aging has become a major social problem that is prevalent in the world. In the middle of this century, some developed countries have gradually entered the elderly countries. In recent years, the number of elderly people in some developing countries has also started to increase faster than the total population. This shows a clear trend of population aging. With the development of our society and the universal development of family planning work, the average life expectancy of people has increased, the birth rate has dropped, and the proportion of the elderly population has been on the rise. It is estimated that by the end of this century, our country will also step into the ranks of aging countries. The aging population has a significant impact on the political, economic and cultural development of human society and will also bring about a series of social problems. To understand this issue, pen