Smooth and tough spherical lumps in the breast are common in young women aged 20 to 25 years old, mostly solitary, slow-growing, and may have no conscious symptoms, but are often found unintentionally. The following points should be noted in daily life and diet. Keep your mood relaxed; check at the right time, very few patients can produce malignant changes, you should go to the hospital every 3 months to review, if necessary for biopsy; diet should be regular, quantitative, eat less and more meals, should be light, eat more vegetables and green vegetables and fruits containing vitamin A, C, E, avoid dry and stimulating products, such as ginger, garlic, leek, pepper, chili pepper, etc.; do not drink coffee, make up your mind to quit harmful Eat more coarse grains and cereals, such as coarse rice, corn, whole grain cereals, less refined rice, refined noodles; eat nutritious dried fruits and seeds such as sunflower seeds, sesame seeds, pumpkin seeds, watermelon seeds, peanuts, walnuts, dried apricots, almonds, raisins, etc.; keep the bowels open, constipated patients should eat fiber-rich foods and exercise.