A major variant of football is arena football, played by the Arena Football League (AFL). Arena football has eight-player teams and uses an indoor field 50 yards (46 m) in length, excluding end zones, and 28.3 yards (25.9 m) wide.
1 Sometimes, a medical condition may be causing the buildup of gas in the stomach. 2  For example, lactose intolerance, irritable bowel syndrome, colon cancer and gastrointestinal disorders can cause gas. 3  Treating these conditions can help relieve gas in the stomach.
There are two main causes of gas: swallowed air and the normal breakdown of undigested food -- especially sugar, starches, and fiber. Your body expels this gas through burps and farts. Everyone does it. In fact, when your body is healthy, it's normal to pass gas 14 to 23 times a day.