Hello, Thank you so much for your question. Stomach bloating happen when the colon ha a lot of bends in it and the air gets trapped in these bends. You might feel cramps or sharp pains. This pain is common in the middle and top of the belly on either side. Cause of gas include: swallowing air, often while eating, drinking, or smoking. Swallowed air usually comes back out as a burp. Eating certain foods, such as beans, broccoli, fruit, wheat, potatoes, corn, and noodles. Bacteria in the intestines digest parts of these foods and spit out gas. Trouble digesting certain foods, such as wheat or dairy products. Conditions that harm the digestive system. Some of differential diagnosis that excess intestinal gas: Intestinal obstruction, motility disorder such as diabetes, scleroderma, some medication, Irritable bowel syndrome, malabsorption, infection, psychological, dietary, and changes in atmospheric pressure. Most of the gas that comes out of your anus has no smell. But some of it contains a substance called sulfur. Sulfur smells bad to most people. Most people pass gas 14 to 23 times each day. Burping before and after meals is also common. Gas bothers some people more than others. You might feel better if you: cut down on certain foods. write down what you eat so you can figure out which foods are causing your gas. Changing what you eat and drink, changing how you eat and drink eg, Eating more slowly can help with burping. Everyone s body is different. You can take come medicine that can breakup gas bubble in your intestines called simethicone. You should see your doctor if you also have any of the following symptom: Diarrhea, loss of appetite, unexplained fever, throwing up, blood in stool, belly pain, weight loss. Your doctor may need to do test on a sample of your bowel movements to check for blood, unusual levels of fat, and the other things, some blood test if your body has trouble digesting, X-ray to see if there is something wrong with your intestines, upper endoscopy or colonoscopy. What does it mean that you getting hard to use the restroom? If you have an constipation you may have stomach bloating also. Make sure you defecation every day and you eat enough fiber and drink a lot of water. Hope i have answered your query. Let me know if i can assist you further. Best regards, Dr. Heang Chan Raksmey, General and Family physician and Women Health Fellowship.