128) Dave under a lot of stress at his job : 1200364.
128) Dave is under a lot of stress at his job and at home. Lately, he has begun to feel discomfort and a burning sensation in his abdomen following each meal. After consulting a doctor, he finds that he has developed a duodenal ulcer. He does not understand how being nervous would cause the ulcer. Explain the cause and effect in his case.
129) How would one describe the condition known as lactose intolerance to another individual who believes she may be suffering from this condition because she experiences gastric distress after consuming dairy products?