Based on the context and the answer, generate a question. 

Context: Afterwards she was great again . She was n't too interested in treats on the walk , except at the start . This is a good thing . She likes praise just as much , and now that she 's getting heel down , it will really help to use those treats only when she 's extraordinarily good , like one at the end of the walk , for instance .

Answer:

Too many treats is not good for them .



What may be the reason why they do n't want to give the dog a lot of treats ?