Raised flesh bumps on the nipple ring may be caused by diseases or normal physiological phenomena. If there are no uncomfortable symptoms, it may be caused by uneven distribution of sebaceous glands, poor skin metabolism, sex hormone level disorders and other reasons, which are normal phenomena. Pay attention to the breathability of clothing to ensure the normal metabolism of the skin of the nipple ring, usually after a period of time can subside on its own, without special treatment. If the bumps are accompanied by other uncomfortable symptoms, such as pain, itching, etc., it may be caused by bacterial fungal infections causing inflammation, skin allergies, nipple eczema and other reasons, in this case need to carry out certain treatment. Raised bumps on the nipple ring should also be considered for other factors such as tumors, and patients are advised to avoid touching the affected area frequently and go to the hospital for diagnosis in time, and treat accordingly under the doctor’s advice.