Constipation happens when you have less than three bowel movements per week. You might also have symptoms like abdominal pain, bloating, and gas. Common causes include a diet that's low in fiber ...
Eating, Diet, & Nutrition for Gas in the Digestive Tract. National Institute of Diabetes and Digestive and Kidney Diseases. Symptoms & Causes of Constipation. MedlinePlus. Low FODMAP diet.