While there’s really no list of breast cancer causes, we do know there are certain risk factors that may increase your chance of being diagnosed. Common risk factors for breast cancer include:
Being female
Older age
Personal or family history of breast cancer
Inherited genes (like Li-Fraumeni syndrome)
Radiation exposure
Obesity
Starting menopause or having a child at an older age
Having never been pregnant
Postmenopausal hormone therapy