What are the environmental risk factors of breast cancer?

Updated: Dec 16, 2019
  • Author: Jessica Katz, MD, PhD, FACP; Chief Editor: Marie Catherine Lee, MD, FACS  more...
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Other factors affecting the risk of breast cancer include the following:

  • Tobacco exposure
  • Diabetes/insulin resistance
  • Diethylstilbestrol exposure in utero [29]
  • Alcohol consumption
  • Ionizing radiation exposure
  • Exposure to dichlorodiphenyldichloroethylene (DDE), a metabolite of the insecticide dichlorodiphenyltrichloroethane (DDT)
  • Socioeconomic class
  • Night shift work
  • Poor cardiovascular health
  • High bone density

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