The tongue sign of Qi stagnation and blood stasis (blood stasis due to lack of circulation of Qi) is purple or dark tongue, or petechiae or ecchymosis on the tongue. If you have symptoms of qi stagnation and blood stasis, it is recommended that you seek prompt medical attention and treatment under the guidance of your doctor. According to Chinese medicine, qi stagnation and blood stasis refers to a pathological state in which some blood stasis occurs as a result of impaired blood circulation due to poor circulation of qi. Patients mostly have swelling and tightness in the chest and ribs (a collective term for the chest and ribcage area), pain in walking, irritability or depression, or madness; or lumps (lumps) under the coercion, hard and immovable; or lips and claws and nails are blue, and the skin is wrong (the skin is rough and dry, like the interlocking of scaly nails of a dried fish) and other manifestations. For mild symptoms, diet can be used to regulate the symptoms, for example, Tianqi soup; however, if the symptoms are severe, one should go to the hospital and ask a professional doctor to identify the symptoms and prescribe the right prescription, for example, Body Pain and Blood Stasis Dispelling Soup, Fuxing Yuan and Blood Activating Soup, and Hematophagus and Blood Stasis Dispelling Soup, etc. Meanwhile, one should live a regular life. At the same time, one should develop regular habits in daily life, maintain a good mood, be less angry, and do not often have emotions such as panic and worry.