Breast nodules are usually not recommended to be rubbed, especially if the cause of their formation is not clearly distinguished. Breast nodules can be caused by breast infections, breast injuries, endocrine hormone disorders, genetic mutations, and other factors. If the patient rubs the breast nodule without authorization, it may aggravate the symptoms of breast pain and may cause the nodule to spread, which is not only not conducive to the recovery of the disease, but also may damage the health. If the breast nodule is benign, the nodule usually has a clear outline and good mobility, and may be aggravated in the pre-menstrual period, and reduced or disappeared after the onset of menstruation. At this time, massage can be appropriate to promote local blood circulation and relieve discomfort. If the lesion is malignant, the boundary of the nodule is often unclear, hard, poor mobility, adhesion with the surrounding tissues, no obvious pain, may be accompanied by breast overflow, nipple inversion and other symptoms. At this time it would not be recommended for patients to rub, which may promote the development of the disease. There are many causes of breast nodules, it is recommended to consult a regular hospital to clarify the diagnosis of the disease and take treatment measures under the guidance of the doctor.