过去,由于对性知识了解不够,历代医学家及养生家都把精液看成是至珍的宝物,况为“生命精华”;把男女同房与泄精看作两码事,认为感情可宣泄,泄精要节制。以“数交不泄”作为养生之道,成为“房中术”的一个重要内容。那么,忍精不射果真有利于健康长寿吗?这还得从精液的生成、成分及功能说起。精液是由精子和精浆共同组成的。精子诞生于睾丸的曲细精管内, In the past, due to lack of understanding of sexual knowledge, ancient medical scientists and health care providers regard the semen as precious treasures, as “essence of life”; the same room for men and women and excretion as two different things that feelings can vent, Excretion to control. In order to “number is not divorced, ” as a regimen, as “room surgery ” an important part. So, endurance does not shoot really conducive to health and longevity do? This has to start with the formation of semen, composition and function. Semen is composed of sperm and seminal plasma. Spermatozoon was born in testicular seminiferous tubules,