Why does my stomach hurt after breakfast?

After breakfast, stomach pain is considered to be related to unreasonable diet, gastritis, peptic ulcer and other factors.

1. Irrational diet: If you eat irritating food for breakfast, it may stimulate the gastric mucosa and cause stomach pain.

2. Gastritis: The main cause of gastritis is Helicobacter pylori infection, drinking, taking non-steroidal anti-inflammatory drugs, etc., which can lead to inflammatory damage to the gastric mucosa, and then stomach pain, abdominal distension and nausea.

3. Peptic ulcer: The main cause of peptic ulcer is Helicobacter pylori infection, excessive acid secretion, etc., which can lead to ulcers in the digestive tract mucosa, manifested as upper abdominal pain and acid reflux.