Sour stomach is the feeling that you get when you have excess of belching or fullness or bloating sensation in your stomach. It is the term used for many types of gastrointestinal disturbance in the stomach like acidity or indigestion. Acid reflux is the common problem faced by millions of people across the world. Some may have digestive problems leading to sour stomach. This term has wide variety of meaning describing several ailments of the stomach.
Symptoms :
People having sour stomach can have range of symptoms depending on the causative factor. Regurgitation is the retrograde flow of the stomach wherein the food that passes through the stomach and intestine will be sent back into the esophagus and sometimes it may reach till your throat. This condition occurs when the sphincter muscles present in the lower esophagus is not able to prevent the back pressure that forces the food particles till the throat.
Nausea and vomiting is another sign of sour stomach. Nausea is the sensation that you get before vomiting. It can be described as the feeling of uneasiness or discomfort that something is wrong in your stomach. For some people vomiting may not occur but the feeling of nausea may still remain for long. Bloating of stomach is another symptom of sour stomach. It is the feeling of “fullness” that you get after taking only little quantity of food. It can occur due to excess of gas accumulation in the stomach. This condition can also cause excess of belching. In addition to the above, many people may also have stomach pain, burning feeling in the chest (heartburn) and stomach noises due to acidity and other digestive problems. It can also cause bad taste like metallic or acidic taste in your tongue.
Causes :
There are various causes for sour stomach since it can be caused due to number of conditions. GERD (Gastro Esophageal Reflux Disease) is the main cause for sour stomach. Due to improper function of the sphincter muscles in the upper stomach, food particles from the stomach may be forced into the esophagus region causing heartburn and acid reflux.