Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Fiber Menace

Fiber Menace is an eye opening revelation of what all the medical community is telling patients, eat more fiber. The brass screws picture is very telling as this is what fiber has done to me, causing damage to my colon. The author has so many hard facts that any doctor would dare to question anything in this book. This is a must read for anyone with Gastro disease of any kind!