Question

open ended question
what are 2
ed flags\ of fad diets? (hint: how do you know something is a fad diet, rather than good nutritional advice?)
ready? enter your answer here.

Explanation:

Fad diets often promise rapid weight - loss which is not sustainable in the long - term. They also tend to eliminate entire food groups, which can lead to nutritional deficiencies.

Answer:

1. Promise of rapid weight - loss.
2. Elimination of entire food groups.