 [ Symptoms ] how can i make it easy to eat nutritious foods [ Disease ] i have to say that being overweight is definitely a factor but there are soooo many reasons for shortness of breath in children that it would be wrong to just attribute it to his weight his doctor needs to do some pulmonary function tests or refer him to someone who can do this shortness of breath due to exercise can be cardiac heart as well as an example he may need more than just a rescue inhaler like albuterol to manage this problem but you would be wise to take his medical evaluation up a notch