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精子虽小,却有极大的穿越能力。它能穿透宫颈黏液,一直游进女性的输卵管。一个健康的成年男性,每次射精能产生上亿个精子,但并非每个精子都“骁勇善战”。“精子数量惊人,却生命脆弱。”中国中医科学院西苑医院男科郭军主任医师介绍说,医学上常用精子活力来评定精液品质,主要是指精液中呈前进运动精子所占的百分率。精子活力主要受到以下一些方面影响。年龄。一般来说,男性精子活力随年龄增长呈抛物线形变化,其中20～40岁是其活力最好的时候,也就是男
Sperm is small, but has great ability to cross. It can penetrate cervical mucus, has been swimming into the female fallopian tube. A healthy adult male, each ejaculation can produce hundreds of millions of sperm, but not every sperm are “brave and merciless.” “The number of sperm amazing, but life is fragile. ” Xiyuan Hospital of China Academy of Traditional Chinese Medicine male director Guo Jun said that the medical commonly used sperm motility to assess semen quality, mainly refers to the percentage of motile sperm in the forward movement. Sperm motility is mainly affected by the following aspects. age. In general, male sperm motility parabolic changes with age, of which 20 to 40 years old is the best time, that is, male