Why Do New Dads Brains Shrink? 🧠👶 @museumofscience
Why Do New Dads Brains Shrink? 🧠👶  @museumofscience
Uploaded June 2026 | Updated September 2026, 3 weeks ago
A new dad's brain literally shrinks after a child is born, but is that a bad thing? 🧠

In this episode of That’s Life, Insoo Hyun explains how, in a recent study, researchers used MRI scans to track brain changes in new dads. They found that regions tied to empathy and social awareness shrank in the first few weeks after the child was born. What this likely shows is that the brain prunes and reorganizes itself to get ready for childcare! At around 12 weeks, new dads' brains started regrowing in regions related to emotional regulation and planning!

Full Research Study:
The paternal brain: longitudinal insights into structural and functional plasticity and attachment over 24 weeks postpartum. doi.org/10.1038/s41398-026-04082-7

#FathersDay #Neuroscience #Research #LifeScience #Science #YouTubeShorts #Shorts #brainresearch

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Why Do New Dads' Brains Shrink? 🧠👶

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