Taixi point is in the ankle area, in the depression between the tip of the inner ankle and the Achilles tendon. It is usually pressed and kneaded with the thumb until it feels slightly sore to the touch. Taixi point belongs to the Foot Shaoyang Kidney Meridian, and is the original and transmission point of the Kidney Meridian. It has the effects of returning yang and benefiting the kidney, regulating Chong Ren, nourishing yin and clearing heat (nourishing yin essence and clearing heat). It is mainly used for treating kidney deficiency conditions such as headache, dizziness and spermatorrhea; menstrual disorders; lung diseases such as cough, asthma and chest pain; yin deficiency disorders of the five senses such as sore throat, toothache and deafness, as well as diseases such as swelling and pain of the inner ankle. It is commonly used in modern clinics to treat menstrual disorders, nephritis, toothache, tinnitus, cough, lumbago, heel pain, constipation and so on. When taking the point, you can take a sitting or supine position, and find the middle of the posterior edge of the inner ankle and the anterior edge of the Achilles tendon, which is level with the tip of the inner ankle. Pressing and kneading method: Taixi acupoints are usually pressed and kneaded with the thumb, and a slight soreness can be felt at the acupoint. The specific method of pressure and kneading should be carried out under the operation of a professional physician for the treatment of the corresponding diseases. Do not blindly operate on your own to cause discomfort.