Why Do Some People Have Innies vs. Outies? | Smartest Year Ever (Mar 13, 2025)
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Why do some people have innies while others have outies? Is it random, genetic, or a sign of a doctor’s mistake? (Spoiler: It’s NOT your doctor’s fault.)
Gordy busts the biggest belly button myth and explains why scar tissue is the real reason behind your navel shape. Plus, a surprising look at how Ancient Greeks and other cultures viewed belly buttons.
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🔍 Sources: Moore, Keith L., et al. Before We Are Born: Essentials of Embryology and Birth Defects. Elsevier, 2019. Sadler, T.W. Langman’s Medical Embryology. Wolters Kluwer, 2020. Mayo Clinic. “Umbilical Hernia: Causes and Treatment.” University of Pittsburgh Medical Center. “Belly Button Myths and Facts.”
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