Book of Poo

The intestinal tract is the largest micro-ecological system in human body, is responsible for controlling the immune system, and absorbing, digesting, and excreting.The easiest way to know if intestinal tract is healthy is to observe the poo.Poo contains a lot of warnings about intestinal tract and body health, the color, hardness and shape reflect symptoms of various diseases. This book is aimed at common problems, misunderstandings and neglected details of Hong Kong people. It is divided into six chapters and contains a variety of intestinal problems and solutions. Readers can use proper methods to prevent or improve symptoms and strengthen physical functions.