The resulting study found that most participants blushed while watching themselves sing due to increased activity in the cerebellum, indicating an automatic emotional response to feeling exposed.
Biologist Charles Darwin once called blushing 'the most peculiar and the most human of all the expressions,' a phenomenon associated with self-consciousness and embarrassment.
Researchers selected 16-20-year-olds for the study, known to be more self-conscious, to analyze blushing and emotional responses towards karaoke performances.
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