A 22-year-old morbidly obese patient comes to your office for a checkup. The patient says they have struggled with their weight since they were a child and are a graduate student who frequently eats fast food. During a meeting with the patient, you discuss ways to improve their overall health. The patient tells you that they have tried every diet that exists, but none have worked over the long term.Which questions are most appropriate for you to ask the patient?

a. What diets have you tried in the past?
b. What do you think makes it hard for you to lose weight?
c. Have any of the diets you have been on worked better than others?