Newborns smile sometimes. They also frown from time to time. Latest research shows that babies do smile from the time they are still in the mother’s womb.
When do babies in the womb start to smile? What kind of change occurs in the brain at the moment they smile for the first time? What are the reasons why babies smile or frown? We hope to delve into the origin of communication by tackling the mysteries surrounding the development of expressions.
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