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Hi my baby is 3 months old and he really really loves to laugh alot. I don't see alot of laughing 3 months old baby, most of them quite grumpy. Is this normal?
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Starting between 6 and 8 weeks of life, babies develop a "social smile" -- an intentional gesture of warmth meant just for you. This is an important milestone. Your pediatrician will ask you whether you've seen your baby's grin at her two-month well child visit.
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