Eating too many sweets for children may lead to dental caries, obesity and affect eating and other hazards. 1. Dental caries: sweets contain too much sugar, excessive consumption of sweets by children, easy to breed more bacteria in the mouth, soften the teeth, resulting in decalcification of the teeth, thus leading to the occurrence of dental caries. 2. Obesity: If excessive consumption of sweets for a long time, fat accumulation occurs, leading to the phenomenon of obesity in children. 3. Influence eating: sweets eat more may make children feel full, affecting children’s normal eating, which will lead to children’s nutritional imbalance, and even affect children’s growth and development. It is recommended that parents should control the children’s sweet tooth, so as not to make the children’s body affected. Usually pay attention to the nutritional balance of food, to ensure that children have enough sleep, is conducive to the healthy development of children.