Genuineness of smiles is of particular interest in the field of human emotions and social interactions. In this work, we develop an experimental protocol to elicit genuine and fake smile expressions ...

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From uncomfortable family portraits to forced workplace smiles, our brains often sense something’s off before we can explain why. The reason lies in a mix of facial anatomy, brain function and ...

Is that smile real—or just for show? Whether it’s a news anchor holding a promo pose or a stranger at a party, most of us can spot a fake smile without even thinking. Experts say it’s instinctual—and ...

But what is it about a smile that makes it feel sincere or fake? The answer lies in a blend of facial anatomy and emotional authenticity.

Yet the challenge remains: how do you fake authenticity? Engineers can program a smile, but without the micro-contractions around the eyes, many of these expressions still seem disingenuous. Our own ...

The eyes remain wide or indifferent, and the smile appears more mechanical than meaningful — a kind of emotional camouflage. Both real and fake smiles depend on cranial nerve VII, also known as the ...

What makes a smile feel sincere or fake is due to a surprising blend of facial anatomy, neurology and emotional authenticity ...

Yet the challenge remains: how do you fake authenticity? Engineers can program a smile, but without the micro-contractions around the eyes, many of these expressions still seem disingenuous.

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