The pericardium is often dredged with methods such as tapping, pressing and rubbing. Massage along the parts of the pericardium meridian can help to broaden the chest and regulate qi. The pericardium meridian is located in the middle line of the inner arm, including Tianchi, Tianquan, Quzhe, Qiemen, Maijie, Neiguan, Daling, Laogong, Zhongchong, and other nine acupuncture points. The pericardium meridian is responsible for treating chest tightness, heartburn, heart pain, palpitations (a rapid heartbeat often accompanied by panic), and palmar warmth, among other ailments. Dredging the pericardium meridian can play a role in broadening the chest and regulating the qi, soothing the tendons and activating the collaterals (stretching the tendons and bones, dredging the meridians) and so on. Commonly used dredging techniques include patting, pressing, rubbing, etc., starting from the armpits along the pericardium meridian circulation parts of the massage to the palm of the hand. Patting, kneading process should be moderate strength, alternating hands, passing through the important points can pause more patting or kneading a few times, the general massage time for 10 to 20 minutes, to massage the site slightly warm to the degree. However, those who suffer from bone fracture, skin infection or breakage should not be massaged. If you have any of the above discomforts, please go to the hospital in time to find a professional doctor to standardize the treatment, so as not to delay the condition. Please go to the regular hospital for the above treatment.