Often drink a lot of carbonated beverages on the child is harmful, including the intake of large amounts of sugar caused by obesity, caused by gastrointestinal disorders, affecting dental health. 1. Intake of large amounts of sugar: most of the main components of carbonated beverages for sugar, often drink large quantities, will suddenly intake of large amounts of sugar, excess sugar will be converted into fat, causing obesity, but also increase the risk of diabetes and other diseases. 2. Gastrointestinal dysfunction: carbonated beverages will release more carbon dioxide after drinking, causing stomach bloating discomfort, acid reflux, and even indigestion. 3. Impact on dental health: carbonic acid will dissolve the mineral on the surface of the teeth, dental plaque, dental caries, but also easy to make the oral cavity breeding bacteria. Often drink a lot of carbonated beverages are more harmful, usually drink more plain water, try not to drink.