性功能障碍主要表现为勃起功能障碍,一般称之为阳痿。流行病学的调查说明,年龄越大这种情况的发生率越高。根据上海的统计,60岁以上的老人仅有25%仍然保持有正常的性功能,这就是说,多数人有不同程度的阳痿。 Sexual dysfunction is mainly manifested as erectile dysfunction, commonly referred to as impotence. Epidemiological survey shows that the older the higher the incidence of this situation. According to Shanghai’s statistics, only 25% of people over the age of 60 still maintain normal sexual function, which means that most people have varying degrees of impotence.