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脑力衰退是老年人常见的生理现象,它给老年人的生活带来了许多苦恼和不便。然而,脑力的衰退不一定都与年龄的增长成正比。有些高龄老人会像年轻人那样神采奕奕,没有出现智力退化的现象,这是为什么?刀越磨越快,脑子愈用愈灵。研究发现,勤用脑的人脑血管多处呈扩张状态,脑组织有足够的血液、营养供给,为延缓大脑衰老提供了物质基础。因此,勤用脑的人,尽管年岁高
Mental recession is a common physiological phenomenon in the elderly, which brings many distress and inconvenience to the elderly. However, mental decline is not always proportional to age. Some elderly people are as gifted as young people do. There is no degeneration of intelligence. Why is this? The more the knife is sharpened, the more the brain is more psychic. The study found that diligent brain cerebrovascular expansion in many places, brain tissue has enough blood, nutrition supply, to delay the brain provides a material basis for aging. Therefore, hard-working people, despite their high age