Ulaanbaatar, Mongolia, home to half the country's children, is the coldest capital on Earth. It also has the most toxic air on the planet — several times the recommended daily average concentration of ...

Pathologic reflux is defined by increased number of reflux episodes according to age-accepted norms and often includes complications such as esophagitis, esophageal stricture, failure to thrive, or ...

Belching, or burping, can be a symptom of gastroesophageal reflux (GER). Burping can also trigger the symptoms of GER, like heartburn. People may use heartburn to refer to a condition called ...