It can feel concerning when your child starts eating much less than usual. A favourite meal may be left unfinished, snacks may no longer interest them, or your child may say they are full after only a few mouthfuls. Loss of appetite in children can happen for many reasons. It may be linked to a recent illness, tiredness, constipation, teething, mouth discomfort, stress, changes in routine, or a natural change in growth and eating patterns. Some children may also eat less when