Ep 226. Why Hyperemesis Gravidarum Is Genetic, Not Psychological episode artwork

EPISODE · May 11, 2026 · 19 MIN

Ep 226. Why Hyperemesis Gravidarum Is Genetic, Not Psychological

from The Science of Motherhood

Have you ever been so sick in pregnancy that you couldn't keep water down, lost weight, or ended up in hospital wondering how your body was supposed to sustain a baby when it couldn't sustain itself? If that's your story, or the story of someone you love, you've probably also been told at some point that it was stress, anxiety, or something you just needed to push through.It wasn't. And the science has finally caught up with what HG patients have been saying for decades.In this episode, Dr Renee White unpacks the genetic and hormonal research that proved once and for all that hyperemesis gravidarum isn't psychological. It lives in a gene, it runs through a receptor, and it has nothing to do with how much you wanted your pregnancy.You'll Hear About:Why HG is a distinct condition from morning sicknessHow a placental hormone called GDF15 drives severe nauseaWhy your baseline levels before pregnancy predict your riskWhat the beta thalassemia finding revealed about sensitivityHow pre-pregnancy desensitisation could prevent HG entirelyYour body wasn't failing you. It was responding to a hormonal contrast it hadn't been prepared for, and now researchers know exactly why. The science sees you, and it's moving fast.If someone in your life has been through HG, share this episode with them. It might be the first time the biology's been explained in a way that finally makes sense. And subscribe so you don't miss an episode of The Science of Motherhood.Resources & Links 📲 Connect with Renee on Instagram: @fillyourcup_ 🌐 Learn more about Dr Renee White and explore Fill Your Cup Doula services 🍪 Treat yourself with our Chocolate + Goji lactation cookiesThis episode is proudly supported by Fill Your Cup, Australia's first doula village, with doulas available across Melbourne, Geelong, Sydney, Newcastle, Brisbane, Gold Coast, Hobart and Perth.Disclaimer The information on this podcast presented by Fill Your Cup is not a substitute for independent professional advice. Nothing contained in this episode is intended to be used as medical advice and it is not intended to be used to diagnose, treat, cure or prevent any disease, nor should it be used for therapeutic purposes or as a substitute for your own health professional's advice.

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Ep 226. Why Hyperemesis Gravidarum Is Genetic, Not Psychological

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