Indigestion symptoms are actually very common for many other conditions connected to the digestive tract, especially stomach conditions. These indigestion symptoms include, a burning sensation in the upper abdomen, abdominal pain, belching, flatulence, vomiting, heartburn, bloating of the stomach and nausea. If you look closely the listed indigestion symptoms, they are commonplace symptoms for other conditions.
Symptoms of indigestion:-
Pain, fullness or discomfort in the upper part of your abdomen or chest
Loss of appetite
Flatulence (gas passed from your rectum), burping or belching
Pain in belly
Bloating of stomach