The testicles are always damp generally refers to the scrotum is always damp, can be adjusted from the general treatment and for the cause of the treatment of two aspects. 1. General treatment: wear loose, breathable cotton underwear, keep the local clean and dry; avoid working for a long time in a hot and humid environment, avoid sedentary, strengthen the movement; avoid smoking, limit alcohol, avoid stimulating, spicy food, low-salt, low-fat, light diet to nutritional reasonableness, to avoid obesity, otherwise due to over-nutrition, excess calories, will extraordinarily increase the amount of scrotal sweating. 2. For the cause of treatment: common causes are scrotal eczema, chronic prostatitis, varicocele, etc.. (1) Scrotal eczema: When you have scrotal eczema, the scrotum is moist and accompanied by intense itching. You can apply boric acid solution and furacilin solution to the affected area with cold wet compresses under the guidance of your doctor. (2) Chronic prostatitis: when suffering from chronic prostatitis, one of the common symptoms is scrotal dampness, only active treatment of the primary disease, the symptoms of testicular dampness can be effectively relieved. You can take levofloxacin and so on. (3) Varicocele: When suffering from varicocele, it can be accompanied by testicular pain, scrotal dampness and other discomforts, which can be treated with surgery. All the above drugs need to pay attention to the side effects and adverse reactions of the drugs, please use the above drugs under the guidance of your doctor. If the scrotum is always moist, it is recommended to actively consult and treat in the hospital.