Publisher's Synopsis
If you sit crookedly, if things go on like this, your buttocks will be skewed, your spine will bend, your shoulders will go up and down, and your body will creak. Poor blood circulation in the body, even fainting. So how to maintain an upright sitting posture? What are the benefits of sitting upright? This book shows the adverse effects of improper sitting posture and the necessity of correct sitting posture one by one. In the comparisons of positives VS negatives, children can fully understand the harm caused by improper sitting posture and consciously maintain a correct sitting posture.
