Additional study of sperm – the definition of Kruger morphology, as a more in-depth assessment of the quality of spermatozoa, allows you to more accurately determine the ability of sperm to penetrate into the egg. . Only sperm with normal shape move straight with the necessary speed and can give rise to a new life. Various anomalies of the body and tail of sperm cells reduce the chances of conception naturally. With Kruger morphology results, from 4-14% to overcome infertility will help IVF, if normal spermatozoa less than 4% – ICSI method. In the latter case, even one normal sperm cell in the ejaculate will give you a chance to conceive a child.