Why do I always have pimples on my neck

Old acne on the neck is because: 1, often eat some spicy, greasy, high-sugar food, stimulate skin oil secretion, a lot of oil clogging pores, causing infection and neck acne. 2, adolescent body androgen level is too high, skin secretion of oil, causing sebaceous gland secretion pipe narrowed, blocked and caused by repeated acne neck. 3, do not pay attention to the moisturizing of the neck skin so that the skin is in a state of water shortage, stimulate skin oil secretion and cause acne. 4, usually only pay attention to the cleaning of the face, ignoring the cleaning of the neck, sweat, grease and dust accumulated in the pores for many years, will also grow acne.