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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.

Diet and breast cancer

Find out what we know about diet and how it might affect breast cancer risk.

Last reviewed: 
28 Sep 2017

Information and help