Gas is usually caused by swallowing air when eating and drinking.

Intestinal gas occurs as a result of the fermentation of undigested carbohydrates.

There are certain foods that can cause gas, including fiber-rich foods such as beans and whole grains, but these only cause gas when consumed in excess.

Poor eating habits such as eating quickly, constantly chewing gum, and consuming carbonated beverages, which increase the amount of air in the stomach, are among the most important causes of persistent gas.

Intestinal gas may be caused by chronic intestinal diseases, including ulcerative colitis and obstructive bowel disease.

Overgrowth of bacteria in the small intestine can lead to gas along with weight loss.

Hormonal changes in women, especially during the premenstrual period.

Taking certain medications can cause gas.