If your stomach feels tight, it could be as a result of stomach cramping or bloating. It is hard to determine what exactly tightness in the stomach feels because it differs from person to person. It may be caused by constipation when bowel movements are not regular, and the colon becomes full, it can cause tightness in the lower part of the abdomen. With irritable bowel syndrome, constipation can cause stomach tightness. When bowel movements are not regular, and the colon becomes full, it can cause tightness in the lower part of the abdomen.
With irritable bowel syndrome, diarrhea, bloating, and flatulence can cause stomach tightness. Overeating can cause stomach tightness can because of feeling too full. Gastritis can cause tightness in the stomach because of inflammation of the stomach lining. During a woman’s menstrual cycle, it is common to feel a tightness along with mood swings and bloating. In pregnancy, the growing stages of the fetus will cause tightness in the abdomen and lower stomach.