The concept of a rigid 40-week due date is one of the most deeply entrenched myths in modern maternity care. Today I cast a critical eye over the historical and mathematical flaws behind how Estimated Due Dates (EDDs) are calculated, and why treating day 280 as a strict deadline creates unnecessary interventions.  Related episodes to queue up next: Episode 181 - Induction of Labour Part 1 Episode 182 - Induction of Labour Part 2 Episode 143 - Declining medical recommendations Episode 186 - Is your baby too big or too small? Episode 84 - The myth of the failing placenta This episode is generously sponsored by Poppy Child from @popthatmumma. Poppy is offering Great Birth Rebellion listeners 25% off the Birth Box. Use the code Melanie at the checkout to claim your discount. Just go to hypnobirthing-positive-birth.com/birthbox. You can watch this episode on YouTube here Get more from the Great Birth Rebellion PodcastJoin the podcast mailing list to access the resource folder from each episode at www.melaniethemidwife.comJoin the rebellion and show your support! Grab your Great Birth Rebellion merchandise now at www.thegreatbirthrebellion.comFollow us on social media @thegreatbirthrebellion and @melaniethemidwifeIf this podcast has improved your knowledge or pregnancy, birth or postpartum journey please consider thanking us financially by leaving a tip to support the ongoing work of this podcast. DisclaimerThe information and resources provided on this podcast does not, and is not intended to, constitute or replace medical or midwifery advice. Instead, all information provided is intended for education, with it’s application intended for discussion between yourself and your care provider and/or workplace if you are a health professional.The Great Birth Rebellion podcast reserves the right to supplement, edit, change, delete any information at any time. Whilst we have tried to maintain accuracy and completeness of information, we do not warrant or guarantee the accuracy or currency of the information. The podcast accepts no liability for any loss, damage or unfavourable outcomes howsoever arising out of the use or reliance on the content.This podcast is not a replacement for midwifery or medical clinical care.All transcripts are generated by ai and may contain errors