How to get rid of gas trouble naturally? I am feeling bloated and some pain in chest and upper abdomen? No other significant symptoms.

Gas. Generally caused by swallowing air. Review all your eating and drinking. If you are sucking on candy, chewing gum, drinking frequently, etc., you are also swallowing air and it's going to come out the other end. By cutting down on the air swallowed you cut down on the gas volume. Simethicone is a drug which breaks up gas bubbles and can help symptoms .