What can cause breast cancer?

Our genes, our lifestyle and our surrounding environment can all affect our risk of developing breast cancer.

This section discusses the steps you can take to reduce your risk and clears up some of the myths about the causes of breast cancer.

Find out more about UK services for people with a family history of breast cancer.

Lifestyle

How our lifestyle and choices affect breast cancer risk.

Genes and body

How do the genes we inherit from our parents and the characteristics of our bodies affect our risk of developing breast cancer?

What environmental factors can affect risk of breast cancer?

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

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

Reducing your risk

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