Craft one correct answer to the question given in input. To make it more interesting, try to use non-stereotypical language if possible. Make sure your correct answer is reasonably long, consistent with the context, and requires common sense (instead of explicit extraction from the context.) In your answer, use as few words as possible from the given context. Use a response that is uncommon/non-stereotypical, so that it is less predictable. To be less repetitive, please vary your language for each question.
Q: Context: While the foods on this weight loss plan contain no proven fat burning qualities , the strict rules of this fad diet which induce a " forced starvation " by severely restricting . How a " unique new spin " on the old low carb diet c ncrease your rate of fat loss to the . Fat burning diet tips to help you burn more calories with low calorie fitness and health tips for blasting through weight loss obstacles quick and easy fat burning diet tips .
Question: Why has this diet failed to sustain weight loss ?
A:
The diet is a fad diet .