In children 6 months to 4 years of age one of the most common conditions is chronic ear infections or glue ear. It can coincide with teething. A common sign is a change in his mood - becoming fussy, or crying more than usual, Ear infections tend to strike after a cold, Your baby may also pull at their ears more than normal.
A major cause of ear infections in children is being given a bottle of milk or formula while lying down. The milk can collect in the eustation tubes (ducts from the middle ear to the back of the throat) and become infected.