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Fertile Phase Variability in the Menstrual Cycle: A Review of Research

Fertile Phase Variability in the Menstrual Cycle: A Review of Research

“This study by Fehring and Schneider further established that variability of the fertile window exists between different women and even from cycle to cycle in an individual woman. New technologies like CEFM … may help couples accurately determine their fertile window to achieve their pregnancy goals.”

Hormone Testing for Personal Fertility Monitoring: A Review of Research

Hormone Testing for Personal Fertility Monitoring: A Review of Research

“Methods that are more detailed and personalized can be used more readily in special circumstances that may result in unexpected days of fertility. However, higher complexity makes it more challenging to achieve perfect use, which significantly impacts efficacy relative to typical use for most FABMs.”