l have known the reason about that
First,when she is eating,she eats very fast.
Second,she is lazy to do exercise.
Third,hshe is unwilling to eat vegetable
Problem-sloving
(1)When having lunch,dinner ,don't not eat very fast,adjust the rhythm
(2)Please do some exercise to impro his condition
(3)don't just eat beef or meal, eat more vegetable.
(4)please bring her to listen the advice of the nutritionist