What causes stomachache after meals?

The causes of stomachache after meals include improper diet, indigestion, chronic gastritis, etc. The specific analysis is as follows:

1. Improper diet

due to patients eating a large number of spicy and irritating foods, such as pepper, onion, garlic, etc., easy to stimulate the gastric mucosa, leading to its continuous contraction, causing stomachache after meals.

2. Indigestion

due to indigestion affects the gastric emptying speed, causing food to stay in the stomach for a long time. As the food continues to decompose and ferment, it will produce gas, stimulating the surrounding tissues, resulting in stomachache after meals.

3. Chronic gastritis

due to chronic gastritis patients after eating will stimulate the gastric mucosa, resulting in increased acid secretion, will cause stomach smooth muscle tissue spasm, resulting in stomachache after meals.