Gastroesophageal reflux is the most common gastrointestinal problem in children, causing anorexia, slow weight gain, and developmental delay, according to Health Plus.

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The main cause of gastroesophageal reflux in children is an increase in the amount of stomach contents.

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There are two types of gastroesophageal reflux: physiological reflux and pathological reflux.

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Gastroesophageal reflux causes weight loss, growth and malnutrition .

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She needs to let her go to the doctor when she is not eating well, vomiting, heartburn, abdominal pain or chest pain .