How Does Breast Cancer Start? Center

Breast cancer develops in the cells of the breasts and can spread to other parts of the body (metastasis). It is one of the most common cancers diagnosed in women in the US. Although extremely rare, breast cancer can sometimes occur in men. Breast cancer forms when there are changes or mutations in the deoxyribonucleic acid (DNA), which can cause normal breast cells to become cancerous. Read more: How Does Breast Cancer Start? Article

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Medically Reviewed by a Doctor on 6/3/2022

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