Expression of the Day: Duchenne Smile

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There are many different types of happiness including elation, euphoria, excitement, and amusement. However, research has shown that these enjoyable emotions are all expressed on the face the same way: by the Duchenne Smile. A Duchenne Smile occurs when the lip corners move up and the muscle around the eyes moves as well. Oftentimes you see wrinkles around a person’s eyes. This is often described as a “twinkling” or “sparkling” in the eyes.

For more on smiles, take a look at these past blog posts!

Duchenne Smiles

Smiling May Lead to Longer Life!

Fun Facts about Smiles

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