In 2002, a study called the Women's Health Initiative published findings that sent hormone therapy prescriptions off a cliff. HRT, then the gold standard for treating menopausal symptoms, was linked to increased risks of breast cancer, heart attack, and stroke. The headlines were everywhere. Women stopped taking it. Doctors stopped prescribing it. A generation of women suffered unnecessarily — and largely in silence.
There was one significant problem with the study. Seventy percent of its participants were over 60 and more than a decade past menopause. They were all given the same synthetic hormone combination — Prempro — regardless of their individual health profiles. The study was designed to test whether hormone therapy could prevent chronic disease in older women, not to assess the benefits of treating menopausal symptoms in newly menopausal women. The media did not make that distinction. The panic was total.
Women who were in the window where hormone therapy is most beneficial — under 60, within ten years of menopause onset — were scared away from the treatment most likely to help them.
The reappraisal has been building for years, but 2025 was the turning point. In July, the FDA convened an expert panel specifically to examine whether the black box warnings on hormone therapy were still warranted. In November, the FDA announced the removal of those warnings from all estrogen-containing HRT products used for menopausal symptoms.
What the current evidence actually supports: hormone therapy remains the most effective treatment for hot flashes, night sweats, vaginal dryness, sexual dysfunction, and mood changes. For women under 60 or within ten years of menopause onset who have low-to-average cardiovascular and breast cancer risk, the benefits are likely to outweigh the risks. The synthetic progestin used in the original WHI study carries different risks than the bioidentical progesterone now commonly prescribed — a distinction that was absent from the original panic.
What this means practically: if you have been avoiding this conversation with your doctor because of something you heard or read in 2002, this is the year to have it. The clinical guidance has shifted materially. The conversation your doctor can now have with you is different from the one that was available twenty years ago.