In many cases, these changes cause a personâs organs to stop working. 1  Some of the signs that organs are affected include: 2  Heart â low blood pressure, fast pulse. 3  Lungs â low oxygen level, problems breathing. 4  Kidneys â making very little urine. 5  Brain â confusion, coma.
Indigestion and heartburn can cause excessive belching. Heartburn can stem from acid reflux, be the symptom of a peptic ulcer, or a sign that last night's spicy meal did not agree with your stomach lining.
Causes of Excessive yawning. This section discusses 8 medical conditions causing Excessive yawning. A simple discussion of these causes with additional information is below. Causes of Excessive yawning: The following medical conditions are some of the possible causes of Excessive yawning. There are likely to be other possible causes, so ask your doctor about your symptoms.