Instruct: Classify Amazon reviews into positive or negative sentiment
Query: This dies is detrimental to your health!

I like Tracy Anderson's routines, but I am opposed to her dieting. Please read the following article:[ ... ]It explains the harm this type of diet can have on your organs and bones. It was very informative and people should take this seriously. Tracy is advocating for women to consume only 700 calories a day. It is not spelled out in the book, but a nutritionist examined her diet and calculated the daily caloric intake.I hope this helps!