What are the causes of bloating?

Stomach distension may be caused by dietary factors, indigestion, chronic gastritis and other reasons.

1. Dietary factors: patients eat too much food that is easy to produce gas in a short time, such as onions, radishes, sweet potatoes, etc., which may cause stomach distension symptoms due to dietary factors.

2. Indigestion: patients with gastrointestinal tract function weakened or gastric tolerance to food decreased, food accumulated in the stomach for a long time can cause stomach distension.

3. Chronic gastritis: patients with chronic gastritis due to infection with Helicobacter pylori, digestive juice reflux and other reasons, due to inflammation stimulation can cause local pain feeling.