Overweight is one of the common health problems faced by many people all over the world. According to statistics conducted by the Centers for Disease Control, 35 percent of the United States' adult population is obese. How can an individual know if he or she is overweight? Aside from undergoing the basic and clinical tests, anyone can determine if they belong to this group through author Wayne Johnston's Fat Is..., an interesting and informative book that offers a hundred plus humorous ways to describe being overweight. This illustrated book is an educational piece that reveals the truth of being overweight. Here, the author cites many different examples of what is being fat. From the inconvenience of clothing to extreme desire for food, physical discomfort to mental distress, causing uneasiness to others to inability to do some personal chores, and many others—including difficulty in entering a door, riding a car, taking a bath, and experiencing other health problems. Though this book somehow undertakes a serious issue, it is presented in a humorous style, which is enhanced by funny sketches that would surely amuse the readers. Equally edifying and hilarious, this book is an honest and important reminder to all readers that taking care of one's health is very essential to life. By learning the many characteristics of being overweight, they will also realize the need to do something to get themselves out of it, or help those who are suffering from it—inspiring readers to live a healthy, fit and active life.