Explore the various reasons for lower abdominal pain , including symptoms, common conditions, and when to seek medical advice. Causes of lower abdominal pain include trapped gas or more severe conditions like kidney stones. Understanding symptoms can guide appropriate treatment. Lower abdominal pain is commonly caused by trapped gas or indigestion. Less commonly, lower abdominal pain can be a symptom of a more serious issue, like a kidney infection or a twisted bowel. Lower stomach or abdominal pain is one of the most common issues reported by people. The pain can vary in intensity, duration and location. It can occur on the left or right side of the abdomen or between the lower ribcage and the pelvis, resulting in discomfort and sometimes even severe pain.