I Jin Jing (exercises that strengthen muscles and tendons) is a set of health exercises that originated in Ancient China. It consists of 12 exercises, the names of which have survived unchanged to this day. As an integral part of Health Qigong, I Jin Jing is based on the theories of traditional Chinese medicine and other scientific fields. The movements of this complex are simple, wide, and performed smoothly. Their goal is to stretch the spine. By stretching and twisting the spine, we strengthen the limbs and internal organs. These exercises have been proven to improve health, prevent various diseases, increase life expectancy and increase intelligence.