I would say building resilience is the answer that makes the most sense as seeing its the only thing that effects your health positively.
Answer:
representativeness heuristic
Explanation:
Based on the information provided within the question it can be said that in this scenario Jaden seems to have relied on the representativeness heuristic. This term refers to assessing something based on the similarity of the objects and organizing them based on that specific category. Which is what Jaden has done in this scenario by assuming that he had appendicitis solely due to the fact that he had one similar symptom.
Personally I find going to the gym being most helpful to stop myself from binge eating. Any activity that keeps you active can help you from just sitting around while snacking on foods.
However, do have your basic three meals a day as you should be doing. This is required for your basic health.