Sympto-Hormonal Method

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

A fertility awareness-based method that combines cervical mucus observation with urinary hormone testing (typically LH strips) to track ovulation. FEMM uses a sympto-hormonal approach, distinguishing it from mucus-only methods (Creighton, Billings) and sympto-thermal methods (which add basal body temperature). The addition of objective hormone data provides a second independent confirmation of ovulatory events.¹

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