There are many reasons for genital pimples without fever, such as sebaceous cysts, condyloma acuminatum, pearly pimples, sebaceous gland hyperplasia, and allergic reactions. 1. sebaceous cysts: genital hair follicles sebaceous gland secretion, sebaceous gland duct blockage, gland secretion can not be discharged in time, secretion silt formed by the cystic structure, will lead to genital pimples without fever. 2. warts: a sexually transmitted disease, is caused by human papilloma virus infection, will cause genital, perianal and other parts, the emergence of cauliflower-like papillomatous superfluous organisms, can also lead to genital pimples without fever. 3. pearly papules: the etiology is unknown, and may be long foreskin, friction stimulation, will cause the edge of the glans to appear caviar, the size of a grain of rice, transparent or translucent small particles, usually no pain or itching sensation, will also lead to genital pimples without fever. 4. Sebaceous gland hyperplasia: it belongs to the internal structure of sebaceous glands, the number of which is increased, which can also lead to genital acne without fever. 5. Allergic reaction: such as contact dermatitis, drug rash and other allergic reactions, may also lead to genital acne without fever. Genital pimples without fever, there may be other reasons, you need to go to the hospital in time to check, follow the doctor’s instructions for treatment.