lose weight

"Eh? Doctor Campbe, why did you buy so little food today?"
In the hospital cafeteria, Harbinger Campbe had just sat down with an ordinary meal when Nurse Kobayashi, who was sitting opposite Harbinger Campbe, let out a cry of surprise as if she had suddenly discovered something strange.
Since they worked in the same outpatient building, and Harbinger Campbe had been working less overtime recently and was more punctual for meals, they often ate together.
Yes, why did Doctor Campbe buy so...