Dr Vandan H KumarFather of a 7 yr 4 m old boy3 years agoA. Do not worry
Children smile to known people around them.
This is normal
More proper information and answer regarding this will be given by your personal doctor and you can contact your doctor for this
You can check with nearest doctor also in your locality.
Take care
RashmiMom of a 11 yr old girl3 years agoA. Its just that maybe the grandmother is spending more time with a child playing with the child moreover which is why your child is more friendly of mother-in-law or the grandmother that you talking about are you also try to spend more time with your child try to be more lovey-dovey try to be more you know close to your child that way
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