Estrogen plus progestin use is linked with increased breast cancer incidence. In addition, prognosis is similar for both users and nonusers of combined hormone therapy, suggesting that mortality from breast cancer may be higher for hormone therapy users as well, according to a study published in the Journal of the National Cancer Institute. Read more here.
Study mentioned: Chlebowski RT, et al. Estrogen Plus Progestin and Breast Cancer Incidence and Mortality in the Women's Health Initiative Observational Study. J Natl Cancer Inst. 2013 Mar 29. [Epub ahead of print] PMID: 23543779
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