Familial:
Those with family history of hereditary breast cancer can be expressed as two forms: as a mother suffering from breast cancer, her daughter has a good breast cancer, age at onset of light, and often occurred in amenorrhea, more bilateral; for another not a mother suffering from breast cancer, but in a family, there are at least two sisters with breast cancer, such families in the incidence of breast cancer than non-family history of breast cancer in the family a high incidence of 2-3 times, and This breast cancer occurred in amenorrhea, often unilateral;
Menstrual factors:
Menarche as early as the age of 12 years old, in the risk of breast cancer 17 years of age at menarche than the 2.2 times menopause late in the 50-year-old, 45-year-old than to risk of breast cancer after menopause increase the risk of a times.
Abortion excessive:
Normal spontaneous abortion does not increase the risk of breast cancer, and repeated abortions, or 18-year-old abortion done many times before, easily trigger breast disease, increase the risk of getting breast cancer.
Artificial feeding:
Breastfeeding is the best natural breast cancer prevention one of the means of Health breastfeeding can reduce the risk of breast cancer 20 to 30 percent.
Poor quality of life:
Breast disease and is closely related to sexual life, women's sexual repression can increase breast lobular hyperplasia and the incidence of breast cancer risk. Related investigations revealed that the breast lobular hyperplasia with 86 percent of the women in the sex life has never reached orgasm; age at marriage is, the higher the incidence of breast cancer.
Those with family history of hereditary breast cancer can be expressed as two forms: as a mother suffering from breast cancer, her daughter has a good breast cancer, age at onset of light, and often occurred in amenorrhea, more bilateral; for another not a mother suffering from breast cancer, but in a family, there are at least two sisters with breast cancer, such families in the incidence of breast cancer than non-family history of breast cancer in the family a high incidence of 2-3 times, and This breast cancer occurred in amenorrhea, often unilateral;
Menstrual factors:
Menarche as early as the age of 12 years old, in the risk of breast cancer 17 years of age at menarche than the 2.2 times menopause late in the 50-year-old, 45-year-old than to risk of breast cancer after menopause increase the risk of a times.
Abortion excessive:
Normal spontaneous abortion does not increase the risk of breast cancer, and repeated abortions, or 18-year-old abortion done many times before, easily trigger breast disease, increase the risk of getting breast cancer.
Artificial feeding:
Breastfeeding is the best natural breast cancer prevention one of the means of Health breastfeeding can reduce the risk of breast cancer 20 to 30 percent.
Poor quality of life:
Breast disease and is closely related to sexual life, women's sexual repression can increase breast lobular hyperplasia and the incidence of breast cancer risk. Related investigations revealed that the breast lobular hyperplasia with 86 percent of the women in the sex life has never reached orgasm; age at marriage is, the higher the incidence of breast cancer.
