Research News

Dose-response relation between obesity and breast cancer risk is identified

BMJ 2015; 350 doi: https://doi.org/10.1136/bmj.h3191 (Published 15 June 2015) Cite this as: BMJ 2015;350:h3191
  1. Jacqui Wise
  1. 1London

Postmenopausal women who are overweight or obese have a raised risk of invasive breast cancer, follow-up data from the Women’s Health Initiative trials have shown. Research published in JAMA Oncology highlighted a dose-response relation where higher body mass index (BMI) was associated with greater relative risk.[1]

The study found no notable modification of risk with the use of hormone replacement therapy. And risk did not vary according to race or ethnicity, the researchers found.

Another interesting finding was …

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