Childhood Obesity Obesity means having too much body fat. Childhood obesity is a serious medical condition. It causes (1) and even lead to poor self-esteem and (2) . How to prevent child-hood obesity? Improve the diet and exercise habits of the whole family. Here are some suggestions for the parents: 1) Encourage your child to have more (3) ; 2) Limit (4) or high-sugar foods; 3) Limit your child’s computer and TV time; 4) Play with your child and get him/ her moving; 5) Consult (5) .