Assertion: diet | /r/HasProperty | defined
Facets:
value: poorly
type: DEGREE
Source sentences:
text: The ADA say low-carbohydrate diets can be useful to help people with type 2 diabetes lose weight, but that these diets were poorly defined, difficult to sustain, unsuitable for certain groups of people and that, for diet composition in general, "no single approach has been proven to be consistently superior".