Varicocele: Risk Factors, Treatment, and Homeopathic Approach Varicocele is an illness in which the veins in the scrotum become enlarged which causes pain and, sometimes infertility. It's like varicose veins which are found in the legs, however it is located in the scrotum, as well as the blood vessels which supply blood to and out of the testicles. Varicoceles could cause the testicles to not...