[Source: Science Daily; Image Credit freepic.diller via Freepik.com]

When infants watch a live performance of a baby opera, their heart rates synchronized and they were significantly more engaged than babies who watched a recording of the same show — even though the recording was identical to the live version.

“Their heart rates were speeding up and slowing down in a similar fashion to other babies watching the show,” says Laura Cirelli, assistant professor in the department of psychology at U of T Scarborough and co-author of a new study.

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