女性的寿命比男性的长。这个存在于性别上的寿命差异是本世纪的一个新现象,在西方国家中表现尤为明显,男女平均寿命相差6岁;虽然在中东和南亚男女寿命差异较小,但这种差异确实在全球范围内普遍存在。研究人员还发现,这种存在于性别上的寿命差异,在哺乳动物、禽类、鱼类及一些原始的生命形式中,均有表现。从人类生命孕育初期开始,这种差异就明显地存在:受精胚胎的男女性 Women live longer than men. This gender-specific difference in life expectancy is a new phenomenon of this century that has been particularly pronounced in Western countries, with a difference of 6 years in average life expectancy between men and women; although there is a small difference in life expectancy between men and women in the Middle East and South Asia, Within the common. The researchers also found that this gender-specific difference in life manifests itself in mammals, birds, fish and some primitive forms of life. From the very beginning of human life, this difference obviously exists: male and female fertilized embryos