Hormonal Transitions

Learn how subtle hormonal shifts alter cycle length, cervical fluid, and luteal phase stability. We show you how to maintain a pen-and-paper symptom log to prepare for medical visits.

Examine the difference between circulating serum iron and stored ferritin across your adult years. We explain how heavy cycles affect reserves and how to discuss optimal ranges with your clinician.

Learn how to tell whether your lingering exhaustion stems from thyroid deceleration or early cycle changes. We break down the clinical markers and diagnostic blood tests for each path.