Men’s scrotal tingling refers to the tingling and itching of the scrotum, which is mainly considered to be related to germ infections, eczema, allergies, pubic lice disease and so on. 1. Bacterial infection: bacterial and fungal infections in the scrotum area can cause localized inflammation, which can lead to itching, redness, swelling and other uncomfortable symptoms in the scrotum. 2. Eczema: Eczema in the scrotum area can also cause itching, pimples, redness and swelling. 3. Allergy: If the underwear is too tight, or the bedding is not washed in time for a long time, it can lead to localized allergy in the scrotum, which triggers the symptoms of itching in the scrotum. 4. Pubic lice disease: mainly caused by the infection of pubic lice, which can lead to symptoms such as red rash, itching, green ecchymosis and other symptoms in the genital area. If the symptoms of scrotal itching appear, it may also be related to other causes. It is recommended to seek medical examination as soon as possible to confirm the diagnosis of the condition and to carry out diagnosis and treatment under the guidance of the doctor.