Q我刚刚结婚不久,听人说在性生活过程中,临近射精时立即停下来,不让精液射出体外,既可以避免怀孕,又能保存精子和体力,请问这种说法科学吗?筝这种突然中断性爱的方法是性A爱大忌。对于这种错误观念,首先要消除两个认识误区:第一,射精不会伤及元气,忍精不射也不能延年益寿。精液除精子外,90%是精浆,主要成分是水,此外还有少量蛋白质、微量元素等,这些通过新陈代谢很容易补充,因此射精不会对身体造成损伤。第二,有人把 Q I just got married soon, I heard people say that in the process of sexual life, immediately stop near the ejaculation, let the injection of semen, both to avoid pregnancy, but also to preserve sperm and physical, may I ask this scientific? Suddenly cut off the sex method is sex A love taboo. For this wrong idea, we must first eliminate two misunderstandings: First, ejaculation will not hurt strength, endurance does not shoot can not longevity. Semen in addition to sperm, 90% of the seminal plasma, the main component is water, in addition to a small amount of protein, trace elements, which are easily added through the metabolism, so ejaculation will not cause damage to the body. Second, someone put it