The theory of left yin and right yang plays an important role in TCM health preservation. Chinese medicine believes that the balance of yin and yang determines the health of human body. If the balance of left yin and right yang is destroyed, it will lead to various diseases. Therefore, for health preservation, it is necessary to adjust the balance of left yin and right yang through diet and exercise, so as to achieve the purpose of preventing and improving diseases.
In the aesthetics of traditional Chinese medicine, left yin and right yang are also widely used. According to the aesthetics of traditional Chinese medicine, beauty is formed by the balance of yin and yang and the mutual restraint of five elements. The theory of "Left Yin and Right Yang" can help people to better understand the internal logic of human beauty, so as to apply the principle of yin-yang balance to beauty care and make the skin healthier and more delicate. In addition, the theory of "left yin and right yang" has also been applied to China's calligraphy, painting and other art forms, adding a unique China cultural atmosphere to these works of art.