What can cause breast cancer?

Our genes, our lifestyle and life choices and our surrounding environment can all affect our risk of developing breast cancer. There may be steps you can take to reduce your risk. Find out more.


How our lifestyle and choices affect breast cancer risk

Genes and body

How our genes and body traits affect breast cancer risk


Find out about how things we are exposed to can affect our risk of breast cancer.

Reducing your risk

Find out what lifestyle choices you can make to help lower breast cancer risk

Myths about causes of breast cancer

Clearing up some of the myths about the causes of breast cancer

Family history of breast cancer guide

Find our more about our guide to UK services for people with a family history of breast cancer.