Instruct: Classify Amazon reviews into positive or negative sentiment
Query: The Gerson Therapy

A good book co-authored by the late Dr Max Gerson's daughter Charlotte Gerson.The book sets out an intensive program for healing of serious diseases such as cancer. The program works all many diseases and conditions as the body is not selective when it heals.There are testimonies from past patients that have been on the program and been healed which is encouraging.The theory is based on toxicity and deficiency.The Therapy involves a specific saltless diet including raw and cooked foods and juices.