In the prevention of breast cancer, health care is important. Mainly, we should pay attention to the following issues: 1. Control endogenous hormone balance: scientific childbirth, avoid abortion, and promote breastfeeding. 2.Reduce or avoid the intake of exogenous hormones: such as high proportion of hormonal ingredients in health care nutrition, taking oral contraceptives all year round. 3, good dietary habits: especially postmenopausal women, should reduce the intake of high-fat diet, increase the intake of vitamin-rich food, do not smoke, less alcohol, regular work and rest time. 4.Regular check-ups: insist on monthly self-examination and regular professional doctor’s check-ups. 5, adhere to the principle of early diagnosis and early treatment: timely treatment of problems identified, early and medium-term surgery-based chemoradiation integrated treatment. 6, rehabilitation exercises: post-operative rehabilitation exercises under the guidance of medical personnel, but pay attention to the degree of the problem. 7, pay attention to mood regulation: appropriate adjustment of depression, sadness, loss of mood has a positive significance on the occurrence of breast disease.