What is the reason for the loud fart in the morning?

Fart sound may be caused by gastrointestinal gas accumulation. There are many reasons for intestinal gas accumulation, such as: 1. Some gas-producing foods: sweet potatoes, potatoes and high starch content foods, onions, radishes, leeks;2. Gastrointestinal flora imbalance, you can eat some probiotics or yogurt and other regulation;3. Eat too fast, air into the stomach too much;4. Some gastrointestinal diseases, resulting in indigestion. It is recommended to observe first, remove incentives, if the symptoms do not ease seek medical advice in time.