How your Placenta and Baby "Talk" to Decide when Labor Starts: Conversation with Dr. Todd Rosen episode artwork

EPISODE · Feb 26, 2025 · 27 MIN

How your Placenta and Baby "Talk" to Decide when Labor Starts: Conversation with Dr. Todd Rosen

from Making Sense of Pregnancy: What Experts Want you To Know About Your Body · host Paulette Kamenecka

Every popular depiction of a woman in labor that you've ever seen on TV or in movies or experienced yourself contains one real truth: the start of labor is a surprise. It's a surprise because despite the many things we do know about labor, we don't know how or why it's initiated. What series of things have to happen to get labor to turn on, and why-- in one in ten births in the US-- does it turn on too early? This is the topic My guest, Dr. Todd Rosen, talks about today. He and his collaborator Bing bing Wong have developed a compelling theory about the conversation between the placenta and the fetus that may explain what the triggers are. Dr. Rosen's paper on the placental clock: https://rep.bioscientifica.com/view/journals/rep/168/3/REP-24-0053.xmlYou can find more of Dr. Rosen's work here: https://pubmed.ncbi.nlm.nih.gov/?term=Todd+Rosen&sort=dateDr. Rosen references the episode with Dr. Hoffman, focused on how aspirin impacts preterm birth: https://podcasts.apple.com/us/podcast/the-surprising-role-of-aspirin-in-fighting-preterm/id1779600854?i=1000684963648

Every popular depiction of a woman in labor that you've ever seen on TV or in movies or experienced yourself contains one real truth: the start of labor is a surprise. It's a surprise because despite the many things we do know about labor, we don't know how or why it's initiated. What series of things have to happen to get labor to turn on, and why-- in one in ten births in the US-- does it turn on too early? This is the topic My guest, Dr. Todd Rosen, talks about today. He and his collaborat...

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How your Placenta and Baby "Talk" to Decide when Labor Starts: Conversation with Dr. Todd Rosen

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This episode was published on February 26, 2025.

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Every popular depiction of a woman in labor that you've ever seen on TV or in movies or experienced yourself contains one real truth: the start of labor is a surprise. It's a surprise because despite the many things we do know about labor, we don't...

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