Malignant breast nodule grows faster, the volume will increase significantly in a short time and the boundary will be unclear, the specific growth rate varies from person to person. Malignant breast nodules are mainly breast cancers, which are characterized by unclear boundaries and poor mobility, and may be accompanied by symptoms such as nipple inversion and enlarged axillary lymph nodes, etc. Surgery is currently the main choice for comprehensive treatment. Malignant breast nodules grow faster compared to benign nodules, but the growth rate of different pathological types of breast cancer may vary, so it is recommended that patients diagnosed with malignant breast nodules should seek medical treatment in a timely manner and follow the doctor’s instructions in order to avoid delaying their condition. Normally, it is necessary to pay attention to dietary modification, maintain emotional stability, timely medical treatment, and regular review.