Cycle-Timed Diagnostics

By RRM Academy Reviewed by Dr. Naomi Whittaker, MD, Board-Certified OBGYN, MIGS, NFPMC, FCI Updated May 7, 2026

The core RRM concept of ordering hormone panels, ultrasounds, and other tests at specific points in the menstrual cycle rather than on random calendar dates. By timing bloodwork to charting-identified events (e.g., post-peak day +7 for progesterone, early follicular phase for FSH and estradiol), clinicians detect luteal phase deficiency, anovulation, and hormonal patterns that random-draw testing misses. Cycle-timed diagnostics is what makes fertility charting clinically actionable, not merely observational.³¹

This content is for educational purposes only and does not constitute medical advice. Consult an RRM clinician or healthcare provider for guidance specific to your situation.