 [ Symptoms ] what should parents do if their baby is overweight [ Disease ] it is certainly possible for babies to be overweight and there definitely is a genetic component to that some babies put on weight more easily even with taking in the same amount of calories do we need to worry about it that is a hard one it can be a marker that this baby is susceptible to being overweight as a child you do not want to put a baby on a diet but with some babies you might want to restrict the more fattening things    maybe offering a little less milk and more fruits and vegetables to keep their weight at a reasonable level for their height talk to your pediatrician about this