Sinking of the pulse may be caused by the deficiency of qi and blood, or it may be caused by the solid evidence of evil closed to the inside. 1. If the organs and bowels are weak, the body’s qi and blood is insufficient, the drumming is weak, resulting in the pulse is not full, so when the pulse is pressed lightly, it should not be pressed, sinking is obtained, but pressed by the powerlessness of the deficiency pulse. 2. Evil and positive struggle, positive qi is not weak, the evil real internal depression, positive and evil struggle in the interior, resulting in qi stagnation and blood stasis (because the qi is not smooth resulting in blood stasis) and other blockage of qi and blood, the operation of the veins and channels is blocked, the pulse appears to be sinking to take should be strong, strong and powerful evidence of the real pulse. People with abnormal pulse should consult a regular hospital in time and be treated under the guidance of a professional doctor to avoid delaying their condition.