Many women reach their 40s or 50s convinced their metabolism has simply slowed down. A landmark study tracking over 6,400 people found metabolism actually stays remarkably stable from 20 to 60. Dr. Jana Baatenburg breaks down what's really changing in midlife — and why the scale is the least useful number to watch.

For years, women with PCOS navigated a diagnosis that didn't quite add up. The name pointed to the ovaries. The symptoms pointed everywhere else. On May 12, 2026, a global consortium published a landmark paper in The Lancet formally renaming the condition polyendocrine metabolic ovarian syndrome — PMOS. If your care has never quite addressed what you were actually experiencing, the science now agrees with you.

On May 12, 2026, a paper published in The Lancet formally renamed polycystic ovary syndrome. The condition affecting one in eight women worldwide is now polyendocrine metabolic ovarian syndrome — PMOS. The name change followed 14 years of global collaboration and consensus across 56 organizations. What it reflects clinically, and what it demands from primary care, is worth understanding.

You've followed the meal plans, logged the workouts, counted the calories. And still nothing works. For up to 70% of women with PCOS, insulin resistance is quietly driving every frustrating symptom — and until someone addresses that root cause, no amount of discipline will make them disappear.