There are hundreds of diet books, giving wildly different theories and contradictory advice. How can you be sure which one will work? Jim Johnson has tested a huge range of dieting literature and his handy guide is a collection of the diet and exercise strategies that gave the best weight loss results. Not only have all the techniques suggested in this book been scientifically proven to cause more effective weight loss, they don’t rely on a catchy gimmicks or require expensive gym memberships, bossy personal trainers or artificial supplements.With information on calculating calorie needs and determining your Body Mass Index, lose weight and keep it off with these no-fads solutions.