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https://www.zmescience.com/science/news-science/why-humans-have-chins/
The Mystery of Why Only Humans Have Chins May Finally Have an Answer — And It’s Not What You’d...
Feb 23, 2026 - Your chin might just be an evolutionary side effect of the human face shrinking over millions of years.
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https://www.scientificamerican.com/podcast/episode/why-do-we-have-chins-researchers-may-finally-know/
Why do we have chins? Researchers may finally know | Scientific American
Apr 1, 2026 - Humans are the only species that has chins. A recent study sheds light on how that came to be and why evolution doesn’t always follow the rules
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https://contourderm.com/kybella/
Kybella – Treatment to Eliminate Double Chins
Nov 21, 2024 - Kybella contours and improves the appearance of moderate to severe submental fullness, sometimes referred to as “double chin.”
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