
Rethinking Fertility
What No One Taught You About Your Cycle
"Women, you are not little men with a uterus." Only 5β10% of women actually have the "textbook" 28-day cycle β yet nearly every app, medical form, and cultural assumption is built around it. In this episode, Emma Waters walks through the four phases of the menstrual cycle and why ACOG now calls your cycle the fifth vital sign. In this episode: Why medicine and wellness research were built on male physiology β and what that means for women ACOG's 2015 declaration: the menstrual cycle as the fifth vital sign The 28-day myth: why 21β35 days is the real range for a healthy cycle Phase 1 β Menstruation: what's actually happening hormonally, and which symptoms are NOT normal Phase 2 β The follicular phase: rising energy, peak verbal fluency, and why stress delays ovulation Phase 3 β Ovulation: the 12β24 hour egg, the 6β7 day fertile window, and how to read cervical mucus Phase 4 β The luteal phase: the corpus luteum, progesterone, and your most stable weeks When period pain is a warning sign (like undiagnosed endometriosis) β not something to "grin and bear" If this is the conversation you never got in sex-ed, subscribe so you don't miss what's next. 0:00 β Why didn't anyone teach me this? 1:44 β You are not "little men with a uterus" 3:10 β Dr. Sarah Hill: your hormones and who you are 4:08 β The fifth vital sign (ACOG) 5:25 β The 28-day cycle myth 6:21 β Phase 1: Menstruation 8:12 β When period pain is a warning sign 9:52 β Phase 2: The follicular phase 12:26 β Phase 3: Ovulation and the fertile window 14:53 β Phase 4: The luteal phase 15:59 β What to do next: body literacy and finding an instructor Follow Rethinking Fertility Instagram | Facebook | X | Substack Never miss an episode β subscribe on Substack for show notes in your inbox. SHOW NOTES & SOURCES This Is Your Brain on Birth Control β Dr. Sarah Hill, Texas Christian University β https://www.sarahehill.com/ ACOG Committee Opinion: Menstruation in girls and adolescents β using the menstrual cycle as a vital sign (2015) β https://www.acog.org/clinical/clinical-guidance/committeeopinion/articles/2015/12/menstruation-in-girls-and-adolescents-using-the-menstrual-cycle-as-a-vital-sign Natural Womanhood β https://naturalwomanhood.org/ Elevate: The Body Literacy Project β https://www.thebodyliteracyproject.org/ Rethinking Fertility exists to equip families with honest, evidence-based education on reproductive technology that are grounded in science and a biblical understanding of the human person.#MenstrualCycle #WomensHealth #BodyLiteracy #FertilityAwareness #CycleSyncing #HormoneHealth #FollicularPhase #LutealPhase #FifthVitalSign #RethinkingFertility #fertility #infertility #IVF #reproductivehealth #christian #familyplanning #eggfreezing #NaProTechnology #reproductivemedicine #fertilitychannel

