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Risks and causes

Find out about what can increase or reduce your risk of breast cancer.

Risk factors

Find out about the causes of breast cancer, including lifestyle factors, hormone levels, and other medical conditions.

Protective factors

Some factors can help to reduce the risk of breast cancer.

Family history of breast cancer and inherited genes

Some people have a higher risk of developing breast cancer than the general population because other members of their family have had particular cancers. Find out more.

Last reviewed: 
28 Sep 2017

Information and help