The correct way to cool down the testicles is mainly to use an ice pack and then wrap the ice pack with a towel and then place it at the testicles for cooling, this method can mainly be used to improve the clinical symptoms of varicocele. This method is mainly used to lower the temperature of the testicles, thus enhancing the vasoconstriction, which can return the blood from the veins and therefore improve the clinical symptoms of varicocele. The use of this cooling method is helpful in the treatment of varicocele. In addition to this treatment, scrotal brace underwear can also be used to hold up the scrotum to improve the clinical symptoms of the patient.