hi my baby is 4 month± right now . from last week she starts sucking her thumb nd day by day she swaps her milk with thumb. she don't even cry for milk for 7-8 hours.. nd when we try to take her thumb out of her mouth she starts crying loudly? I m really worried what should I do?

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Answer:
This is teething age and thumb sucking is common in this age. You can replace it with a teether, ensure to maintain its hygiene though and also feed at every 2-3 hour interval