Estrogen Matters: Why Taking Hormones in Menopause Can Improve Women's Well-Being and Lengthen Their Lives -- Without Raising the Risk of Breast Cancer (2024 Revised and Updated Edition)

by Carol Tavris

As for women’s deep-seated fears of breast cancer as their main reason to avoid estrogen, in 2020 the WHI investigators reported a 23% decreased incidence of breast cancer among women randomized to estrogen—after nineteen years of follow-up.