When does a newborn show first smile?

Newborns don't actually smile in the way we think of it until they're around 6-8 weeks old.

Those early smiles, called reflexive smiles, are often just a twitch of the lips and don't have the same meaning as later smiles. They're usually triggered by physical sensations like being full or feeling warm.

Around 2 months, babies start to develop social smiles, which are directed at people and are a true sign of happiness and connection. They're usually accompanied by other joyful expressions like cooing and gurgling.

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