Answer:
Gastroesophageal reflux disease
Explanation:
Gastroesophageal reflux disease -
It refers to the situation , where the acid from the stomach rises up to the esophagus , which can lead to several complication ,is referred to as Gastroesophageal reflux disease .
It is also known as acid reflux .
The symptoms includes , bad breath , chest pain , breathing issues , heartburn , acid in mouth .
Hence , in most cases it is advised to not top sleep on the back .
Hence , from the given scenario of the question ,
The baby us suffering from , Gastroesophageal reflux disease .