It is normal to have abdominal pain. It can happen to anyone, but many times it happens that suddenly the stomach starts hurting. In such a situation, we do not understand what has happened. Although many times, due to gas, stomach pain starts. Actually, during the pain caused by gas, the stomach feels bloated and very tight. Also, it seems that sometimes there is pain in one part of the stomach and sometimes in the other. Actually, the nature of gas i.e. air is such that it does not stay in one place, that is why the pain is felt in different parts of the stomach.