How long does gastroesophageal reflux last?

Gastroesophageal reflux in infants, to 4~6 months or so will gradually improve, most children in about 1 year old can return to normal. Esophageal function to 3~4 years old, development of basic natural improvement. Infants will spit milk, or milk overflow phenomenon, mostly caused by gastroesophageal reflux. The occurrence of gastroesophageal reflux in children, with the development of the child's stomach, as well as esophagus and stomach His angle, as well as children gradually esophageal function is closely related. Children around 1 year old, most of the children gastroesophageal reflux can be improved, but there are still some older children still vomiting phenomenon. If gastroesophageal reflux over 4 years old has not improved, it will not improve, need to see a doctor, further treatment.