The author Zhao Yiran is a strong and clever hero to lose weight. After experiencing the failure of dieting to lose weight, he simply invented the "lazy slimming method" and successfully lost 60 kilograms from 130 kilograms in just 8 months. In this evidence, there are explorations similar to Shennong's tasting a hundred herbs, the nature of contemporary youth's pursuit of happiness and simplicity and convenience, as well as figures, facts, scientific basis and even operational details.