Breast cancer can be prevented by changing daily life style. There are several ways to prevent breast cancer: first, people who have a lifestyle, such as those who love sports and exercise regularly, are less likely to develop breast cancer. In addition, people who are nervous and anxious at work have a higher probability of getting breast cancer. In addition, be sure to relax and keep a good mood, so the chances of getting breast cancer will be less. Another is that the incidence of breast cancer is closely related to physical exercise. Women who exercise regularly, such as jogging, have a lower probability of developing breast cancer. The incidence of breast is also related to the supplementation of some exogenous estrogen. Therefore, in the prevention of breast cancer, we should try to avoid or reduce the supplement of exogenous estrogen. If you must use it, use it under the guidance of a doctor. The incidence of breast cancer is also closely related to drinking. If women drink too much, the incidence of breast cancer will be higher. Especially those who have a high-risk family history of breast cancer, it is best not to drink alcohol, which will increase the incidence of breast cancer. Therefore, all aspects that can be noticed in life can be paid attention to, and the incidence of breast cancer will also be reduced. There are also some changes in daily eating habits, which are also beneficial to the prevention of breast cancer. Good diet and lifestyle contribute to the prevention of various tumors. For example, the usual diet, don't eat too greasy, don't eat fried, fried, boiled, fried things, eat more light diet, and the comprehensive intake of whole grains will also reduce the occurrence of breast cancer and achieve the purpose of prevention. Finally, we should insist on regular self-examination and go to the hospital for health examination, which can also check or prevent the occurrence of breast cancer.