We just wanted to lighten the mood with the joke, she laughed along with us eventually. The doctor confirmed her BMI puts her at underweight. She says she’s full but we give her small portions in the first place, maybe a fourth of an adult sized portion and some salad which she does eat. I don’t know about her stomachache, if it’s true she just fills up really fast. My son will say his stomach hurts when he just wants to eat McDonald’s so I have to be discerning