Many people know that varicocele is harmful to male fertility, but does it have to be operated? Some people have varicocele but can still have children, so is it possible to have a varicocele without surgery? Today, we will gossip with you about varicocele. The first is the definition of varicose veins. Varicose veins refer to the abnormal elongation, dilatation and tortuosity of the trailing veins in the spermatic cord, which are mostly found in young adults. The incidence rate is about 10-15% of the male population. The incidence of varicocele is about 10-15% of the male population. It is more common in the left side, and about 10-20% of the bilateral cases. It is generally recognized that varicocele affects sperm production and semen quality, and is one of the causes of male infertility. The possible mechanisms of male infertility caused by varicocele Varicocele can lead to increased testicular temperature, causing the death of spermatogenic cells and resulting in spermatogenic disorders. In varicocele, blood pools around the testicles, affecting blood circulation and nutrient supply, thus adversely affecting spermatogenesis. The mechanism of male infertility caused by varicocele is not yet understood, and may be the result of a combination of many factors. Varicocele can affect sperm production and semen quality. The clinical symptoms of varicocele and its severity may not be consistent. The actual fact is that the actual varicose veins can have an effect on the male’s fertility, and about 25% of varicose veins patients may have abnormal sperm indicators, and some patients may have testicular atrophy on the same side. Thus, varicocele is considered one of the most common causes of male infertility. However, because the mechanism of infertility is not yet understood, the treatment and outcome of varicocele with infertility remain controversial in clinical practice. If varicocele is asymptomatic or mildly symptomatic, only a scrotal band or tight underwear can be used; if varicocele is clinically obvious, accompanied by infertility or semen abnormality, surgical treatment can be considered.