The reason for a hard lump in a woman’s breast may be several: 1, breast nodules, if endocrine disorders or blockage of breast ducts and ducts lead to the accumulation of secretions, thus causing the formation of hard lumps inside the breast, Chinese herbal compresses, Chinese herbal fumigation, massage techniques to promote the absorption of hard lumps. 2, breast hyperplasia, the same endocrine disorders may also cause breast hyperplasia, which may lead to the formation of hard lumps inside the breast. It is necessary to pay more attention to the diet, eat less spicy and stimulating food, drink less carbonated drinks, and have good work and rest habits. 3, breast cancer, there will be hard lumps and nodules inside the breast, accompanied by orange peel-like changes in the skin, or bloody discharge from the nipple, and dimple signs in the breast. It is recommended to consult a regular hospital for breast ultrasound or mammogram to clarify the nature of the hard lumps before making a treatment plan.