Firstly, she is 60 years old and is more likely to develop a cancer. Her immune system and the body’s defenses against abnormal cells will weaken and be less efficient, making her even more vulnerable to cancer. Most cancers develop in older people.
Secondly, exposure to high doses of chest radiation during childhood, can greatly increase her risk of developing cancer.
Thirdly, obesity can increase the risk of post-menopausal breast cancer. Having excess fat tissue can increase her level of estrogen. Obesity is due to the lack of physical activity. Thus, not maintaining a healthy body weight will increase
the risk of breast cancer.
Fourthly, the risk of getting breast cancer will increased by the amount of alcohol consumption. The risk of getting breast cancer will be higher if she consumed a lot of alcohol as alcohol damage DNA in cells.
Lastly, breast cancer caused by inheriting a changed gene. Some of the genes are BRCA1 and BRCA2. If she has inherited a change in one of these genes, she has a higher chance of getting breast cancer.