After strenuous exercise, it will lead to intercostal nerve tension, chest and back discomfort and poor breathing. But this is not necessarily related to exercise, because if you blow air conditioning or don't pay attention to diet, it will make your body too wet and make people more tired.

In addition, many factors, such as smoking, infection, allergy, etc., can lead to insufficient vital capacity, and from the perspective of orthopedics alone, it may be that the thoracic facet joints are disordered or the soft tissue of the back is not stretched enough during preparation, resulting in poor breathing.