Harvard Health Content API

Infections are not the only cause of sore throats. Allergies causing nasal congestion with mouth breathing and acid reflux are two non-infectious causes of sore throat.

Colon cancer is the second leading cause of cancer deaths in the United States. An estimated 147,000 new cases will be diagnosed this year. About 57,000 people will die from the disease.

Repeated episodes of abdominal pain can arise from a variety of medical causes, including some serious conditions. Everyone who has unexplained abdominal pain requires a medical evaluation by a doctor.