The PCOS guides

• What Is HOMA-IR? The Insulin Resistance Number, Explained - HOMA-IR estimates insulin resistance from fasting insulin and glucose. The formula, commonly cited ranges, a worked example, and what it means for PCOS.
• PCOS Blood Tests: The Labs Worth Asking About - The blood tests commonly used in PCOS care: testosterone, SHBG, DHEA-S, fasting insulin, HOMA-IR, HbA1c, lipids, AMH, thyroid and prolactin - and what each shows.
• PCOS Diet: What the Evidence Actually Supports - What research supports for eating with PCOS: lower-glycemic carbs, protein, fiber and steady meals - aimed at insulin. Plus the myths that waste your effort.
• PCOS Symptoms: The Full List and Why Tracking Changes Care - The full range of PCOS symptoms - cycles, skin, hair, weight, energy, mood - why they differ so much between people, and how tracking patterns improves care.
• Irregular Periods and PCOS: What Counts, What to Track - What counts as an irregular cycle, how PCOS disrupts ovulation, other causes to rule out, and the cycle data worth bringing to a doctor.
• AMH and PCOS: Why the Number Runs High - AMH is typically elevated in PCOS because of a high count of small follicles. What the lab measures, typical context, and what a high AMH does and does not mean.
• The 4 Types of PCOS: Useful Lens or Internet Myth? - Insulin-resistant, inflammatory, adrenal and post-pill PCOS: where the popular 4-types framework comes from, what medicine actually recognizes, and how to use it.
• Insulin Resistance and PCOS: Signs, Testing, and What Helps - Most people with PCOS have some insulin resistance. The signs to notice, the tests that reveal it early, and the levers with real evidence behind them.
• How to Prepare for a PCOS Appointment (So It Actually Helps) - Make a short PCOS appointment count: the data to bring, the questions that get real answers, and how to advocate for the labs that often go unordered.