Milestones: Red Flags to Watch For From Birth to 4 Months

New babies are constantly learning and growing—but each newborn will progress at a different speed. Talk to your doctor if you notice any of these developmental red flags.


If you notice your baby having eyesight troubles such as having trouble moving her eyes or frequently crossing her eyes, check in with your doctor. Other signs warranting a check-up include a lack of response to loud noises, not noticing her own hands, or failing to grasp objects by 3 months.

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