一、为什么老年人易患白内障? 引起老年性白内障的原因是多方面的,既有外界因素,又有全身内在因素,个人的体质和营养调节也非常重要。国内外学者对晶状体蛋白质成分含量比例改变的原因及其经过做了大量的研究工作,但至今仍不十分明了。为什么老年人容易患白内障呢?近年的研究认为,老年性白内障是人体衰老的一部分,是由于晶状体衰老,其细胞代谢降低,加上体内、外一些因素的影 First, why the elderly susceptible to cataract? Cause of senile cataract is due to many reasons, both external factors, but also systemic intrinsic factors, personal physical and nutritional regulation is also very important. Domestic and foreign scholars on the lens protein content of the reasons for the change and its after a lot of research done, but it is still not yet clear. Why is the elderly susceptible to cataract? Recent studies suggest that senile cataract is part of the human body is due to aging of the lens, the cell metabolism is reduced, together with the body and outside the shadow of some of the factors