Multiple breast nodules grade 3 is not particularly serious, breast nodules are usually found by physical examination or imaging means, breast nodules are generally categorized into 6 grades, breast nodules for grade 3 is 98% likely to be benign, 2% likely to be malignant, relatively speaking, grade 3 breast nodules is relatively optimistic. Multiple breast nodules is a very common disease, patients with grade 3 nodules, small size, no obvious pain symptoms, most of the consideration for benign nodules, such as fibroma, fibroadenoma or cystic solid hyperplasia nodules, generally does not affect normal life, need to closely observe the nodules, temporarily do not need special treatment. If the nodule is more than 2cm or even bigger with symptoms such as redness, swelling, distension and pain during follow-up examination, further examination is needed to reconfirm the severity of the condition, and surgical treatment is required if necessary. After diagnosis of breast nodules, early treatment is needed to prevent the possibility of malignant changes. In daily life, we should pay attention to a light diet, reduce the intake of high-fat food, and carry out aerobic exercise, such as jogging, brisk walking and swimming.