What is the long hair on the thumb of the foot? Please explain to friends who know Chinese medicine.

Chinese medicine believes that the skin governs the lungs and is the largest respiratory organ of the human body, which is implemented through pores. The function of hair is mainly used for perspiration, and secondly, it can prevent microorganisms and bacteria from entering the body directly from wool. Long hair on the thumb is a normal phenomenon of human development, but it is not good to be naked or even see pores.

Extended data:

Chinese medicine generally refers to the traditional medicine created by the working people of Han nationality in China, so it is also called Chinese medicine. It is a subject that studies human physiology, pathology, disease diagnosis and prevention.

Chinese medicine was born in primitive society, and the theory of Chinese medicine was basically formed in the Spring and Autumn Period and the Warring States Period, and was summarized and developed in past dynasties. In addition, it has a far-reaching influence on the countries in the cultural circle of Chinese characters, such as Japanese traditional Chinese medicine, Korean medicine, Korean medicine and Vietnamese oriental medicine, all of which are developed on the basis of Chinese medicine.

Traditional Chinese medicine bears the experience and theoretical knowledge of ancient people in China in fighting diseases. It is a medical theoretical system gradually formed and developed through long-term medical practice under the guidance of ancient naive materialism and spontaneous dialectical thinking.