This book contains a comprehensive review of natural and alternative cancer therapies that may help to strengthen the immune system. Also, it explains in a simple way the nature of cancer formation and metastasis. In addition, it recommends a natural therapy consisting of a combination of proper diet, herbs and meditation that can be used as a supplemental regime improving the effectiveness of traditional therapies such as surgery, chemotherapy or radiation or as well it may be employed as a preventive measure against cancer. In general, being non-toxic and with no side effects, it may not only improve the overall health and quality of life of cancer patients but as well may help them and their friends and family members not only to better understand cancer but also, help them to fight this disease. This book is designed as a helping guide to everybody who wants to take care of his health either he is ill and wants to get better, or is well and wants to stay this way.