Category: smile
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100 Things You Should Know About People: #89 — You Can Tell If A Smile Is Real Or Fake More Accurately With Video
Research on smiling started as far back as the mid-1800’s. A French doctor named Duchenne used electrical currents with research subjects. He would stimulate certain facial muscles and then take pictures of the expressions that people made. This was painful and many of the pictures look like the people are in pain. Real or…
