What Do We Know About the Risk Factors for Breast Cancer?

What Do We Know About the Risk Factors for Breast Cancer? (1:11)

Researchers understand genetic factors, but there are changes that can occur, affecting a woman's risk for breast cancer. Watch HealthMaker and oncology professor Robert Clarke, PhD, DSc, explain how much is still unknown about the disease.

Robert Clarke, PhD, DSc

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About Robert Clarke, PhD, DSc

Robert Clarke, PhD, DSc, is an oncology professor and dean for Research at Georgetown University. He held a postdoctoral fellowship with the NIH's National Cancer Institute and is known worldwide for his breast cancer research. Clarke's research includes studying how hormones, growth factors and related molecules affect breast cancer and how breast cancers become resistant to chemotherapies.

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What Do We Know About the Risk Factors for Breast Cancer?