#asktheexperts my baby is 13 weeks old give social smiles , tracks moving objects and reacts to sounds even a small noise make him asleep when we call him he smiles but sometime not turn head towards the direction of sound iam very concerned about this

A. most newborns startle or "jump" to sudden loud noises. by 3 months, a baby recognizes and calms to a parent's voice. by 6 months, babies turn their eyes or head toward a new sound and repeat sounds.t if there is any confusion it is advisable to visit the doctor for the same