Research News
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Combination Hormone Replacement Therapy Linked to Higher Breast Cancer Risk in New WHI Analysis
A longer-term analysis of information collected in the Women’s Health Initiative study has found that using combination HRT is linked to a higher risk of breast cancer.
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New Research Underscores Link Between Hormone Replacement Therapy and Breast Cancer Risk
A large study offers more support for the link between hormone replacement therapy and higher breast cancer risk.
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Estrogen-Only Hormone Replacement Therapy After Hysterectomy Doesn’t Seem to Increase Risk
A study suggests that estrogen-only HRT may reduce breast cancer risk in postmenopausal women who've had a hysterectomy.
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Analysis of Million Women Study Flawed, Link Between Hormone Replacement Therapy and Breast Cancer Remains
A group of experts reviewed the Million Women Study and concluded that it wasn't done properly.
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Experts Release Report Detailing Environmental Breast Cancer Risks
An expert report says that combination HRT, being overweight after menopause, and drinking alcohol are definitely linked to higher breast cancer risk.
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Estrogen-Only Hormone Replacement Therapy Seems to Decrease Risk
A new study suggests that postmenopausal women who take estrogen-only HRT may have a somewhat lower risk invasive breast cancer.
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Waiting 5 Years to Start Hormone Replacement Therapy Offers Less Risk
New research suggests that breast cancer risk is higher in women who use HRT during the first 5 years after menopause starts compared to women who wait more than 5 years to start HRT.
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Doctors Continue to Prescribe Standard-Dose Hormone Replacement Therapy
Despite a clear link between standard-dose HRT and breast cancer, many doctors continue to regularly prescribe standard-dose HRT instead of low-dose HRT.
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Study Reinforces Link Between Breast Cancer Risk and Hormone Replacement Therapy
A new analysis of Women's Health Initiative data shows that women who use combination HRT are nearly twice as likely to die from breast cancer compared to women who don't use HRT.
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After Link Between Hormone Replacement Therapy and Risk Released, Breast Cancer Cases in Canada Went Down
The number of invasive breast cancer diagnoses went down in Canadian women after the 2002 publication of Women's Health Initiative results, similar to the decrease in U.S. women.
