Children eat a lot of sugar hazards are: caries, fat, malnutrition and so on. 1. Produce tooth decay: human oral memory has a variety of bacteria, children eat more sugar, and do not pay attention to oral hygiene, bacterial growth and reproduction of the faster, and ultimately appear caries. 2. Fat: sugar contains high energy, children eat more sugar, the body’s energy can not be consumed, will be converted into fat stored in the body, children will appear fat symptoms. 3. Malnutrition: children eat more sugar will have a sense of satiety, in the meal time will affect the normal eating meals, over time may lead to malnutrition. Children eat sugar more harm there are many, such as affecting the development of taste buds, do not like to eat the original flavor of the food, etc. It is recommended that parents, control the amount of children to eat sugar and sugary foods to ensure the normal growth and development of children.