The study goes a long way to explain why people can easily spot when someone is forcing laughter.
Dr McGettigan added: 'Some of the participants engaged parts of the brain that also control movements and detect sensation.
'These individuals were more accurate at telling which of the laughs were posed, and which were real, when we tested them after their scan.
'This suggests that as listeners, 'trying out' how a laugh would feel if we produced it ourselves might be a useful mechanism for understanding its meaning.'
The study was commissioned for the second annual International Day of Happiness on Wednesday.
Dr McGettigan's findings confirm previous research from scientists at the University of Tuebingen in Germany who investigated the 'laughter perception network' of the brain.
Lead researcher Dr Dirk Wildgruber found that parts of our brains sensitive to processing high-level, social information reacted most to 'joyous' and 'taunting' laughter.
Wildgruber's study said this is proof the brain is able to recognise the difference between types of laughter, and whether we're being laughed at, or laughed with.
Yet, regions of our brain that are more sensitive to picking up and registering more complex sounds reacted most to 'tickling' laughter.
【研究:人类大脑能“听出”笑声真假】相关文章:
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