Study backs Darwin’s theory on why certain body parts are more ticklish
Research supports Charles Darwin's 150-year-old hypothesis that less-touched areas of the body provoke greater ticklish laughter.
A study has found evidence supporting Charles Darwin's long-standing theory about ticklishness. The research suggests that body parts touched less frequently are more likely to provoke laughter when tickled. Darwin developed this theory around 150 years ago.
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Where are you most ticklish? Darwin may have put his finger on it
Study supports naturalist’s 150-year-old theory that less-touched body parts provoke greater laughter