Low air pressure and chest tightness in summer.

Chest tightness is a feeling of conscious chest tightness and poor breathing, which may be caused by neurological dysfunction, that is, cardiopulmonary dysfunction, and there is no obvious organic disease diagnosed by western medicine; Severe cases are caused by heart and lung diseases.

It can be caused by coronary heart disease, myocardial insufficiency, chronic bronchitis, emphysema and pulmonary heart disease. And western medicine diagnosis has obvious organic lesions. It depends on the specific situation to determine the treatment method. I suggest you go to the hospital for examination and treatment.