Based on the readers, this book abandons the boring and difficult pathological analysis, reduces the complicated drug formula, and expresses some good health preservation methods in the simplest way. This book selects the most basic and effective health preserving methods in daily life, which is easy to learn. The raw materials used in some methods are also common in life, with low cost and easy preparation. This book is informative, very "affordable" and has a wide audience. It is not only suitable for the elderly, but also suitable for office workers with high work pressure and young women who think about beauty maintenance all day. This is a book suitable for all ages.

In addition, in writing, the format of this book is mostly short paragraphs and sections to avoid confusing people. In particular, most people who care about health are middle-aged and old friends, so use more short articles to facilitate reading.

Soviet writer Zbal said: "People's lives should be better because of your existence." The author also hopes that your life will be better because of the existence of this book!