Finger cracking in Chinese medicine is considered to be caused by insufficient qi and blood, dry heat and wind. Specifically, it should be diagnosed by a professional physician to identify the cause of the disease. 1. Insufficiency of qi and blood: mainly caused by deficiency of qi and blood, which may result in a decrease in the function of internal organs. It can be manifested as cold hand temperature and easy to sweat, can also cause the phenomenon of finger cracking. 2. Spleen deficiency and rheumatism: mostly due to dietary disorders, worry, exertion and other factors, patients may appear thin, yellow face, limbs, weakness, loose stools (fecal thinning and not shaped) and other symptoms, the hand can also appear cracking phenomenon. Cracked fingers are recommended to consult a doctor in a timely manner, to be treated by a professional doctor to identify the evidence, avoid the use of private medication.