he has no redness, no pain on vaccination because I have already applied ice for 2 days.he is playing properly.when he become hungry put his hands in mouth but feeding not at all.

A. Putting a finger into the mouth is not necessarily a sign of being hungry sometimes this kids do it out of the habit when they are hungry they will cry sometimes and they make a fist because that is the sign of anger and hunger at the same time so that is what you need to work over