If there is chest tightness, shortness of breath, breath-holding back pain, it may reflect a related disease or lesion in the human heart as well as the lungs. Generally speaking, if there is a related disease in the heart, there may be chest pain, chest tightness, shortness of breath, and pain in the neck, jaw, throat, upper abdomen or back. In the case of lung-related disease, chest pain, tightness, back pain, and respiratory-related disorders may occur. If a patient has these symptoms and they persist for a period of time, it is recommended to go to the hospital for chest X-ray, electrocardiogram, cardiac ultrasound, chest CT and related physical examinations to determine the exact cause of the symptoms and to facilitate timely treatment so as not to delay the condition. It is recommended that patients with this condition should pay more attention to rest and regularize their work and rest.