Dyspepsia typically manifests as one or more of the following:

An uncomfortably heavy feeling in the stomach after eating.

Gastroenterologists often categorize dyspepsia into two types based on the origin: Dyspepsia: Symptoms, causes, and treatments

A feeling of sickness in the stomach that may occasionally lead to vomiting. Primary Causes

For further reading or to save this information for offline use, you can download clinical guides and patient leaflets such as the or the Dyspepsia Patient Information Sheet (PDF) from Barnsley CCG. Common Symptoms

A painful or "gnawing" sensation between the chest and the navel.

Feeling as though the upper abdomen is tight or filled with air.