RISK FACTORS FOR BREAST CANCER

SELECTED RISK FACTORS FOR BREAST   
                         CANCER

 > A personal history of breast cancer .
-Age ( the risk increases with age )
-Family history of breast cancer ( ina mother, sister, daughter ,,or two or more close relatives such cousin).
-Age at first live birth (women who had thier first child after agr and women who have never given birth are at higher risk )
-Age at first menstrual period (women whi had their first period before age 12 are at slightly higher risk)
 -Benign breast changes (atypical hyperplasia )or two or more breast biopsis even if no atypical cells were found.
-Race(White women whi are more likely to develop breast cancer than black women , but blacks are more likely than whites to die of it)
⁃ Genetics: several genes (including BRCA1 and BRCA2 , among others) increase a women chance of developing breast cancer.
⁃ Oral contraceptive pills and hormone replacement therapy may both skightly increase the higher risk of a women developing breast cancer.
⁃ -Obesity increase the risk of women developing breast cancer.
⁃ -Alcohol use the graeter the alcohol intake of a women , the greater the risk of breast cancer.