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人的理论寿命是175岁。为什么一般人活不到这个年龄呢?这里因素很多,有社会原因如社会制度、环境保护等;有个人的原因如家庭环境,营养条件、劳动卫生,体育锻炼等;有遗传的原因如身体素质、生理因素等。引起人体衰老的原因,现已查明的已有几百种。科学家发现,衰老虽是不可抗拒的但却有它的规律,它和人的年龄有一定的关系。一般说来人体从25岁起,新陈代谢作用每隔10年要减退7—8％。以后每隔3—4年,体内器官有关部分会起相应变化。掌握这些变化规律,平时采取适当措施,对于预防早衰,增强体质,
The theoretical life expectancy of a man is 175 years. Why do most people live to this age? Here are many factors, social reasons such as social system, environmental protection, etc .; personal reasons such as family environment, nutritional conditions, labor hygiene, physical exercise, etc .; genetic causes such as physical fitness, Physiological factors. Causes of human aging, has now been identified hundreds. Scientists found that although aging is irresistible, but it has its own laws, it has a certain relationship with the age of the people. Generally speaking, the body from 25 years old, the metabolism of every 10 years to decline 7-8%. After every 3 to 4 years, the relevant organs of the body will play a corresponding change. Grasp these changes, usually take appropriate measures for the prevention of premature aging, enhance physical fitness,