What is the cause of shortness of breath?

1, anemia

patients due to dietary imbalance, iron intake and other factors caused by anemia, due to insufficient blood supply and oxygen supply to the heart, can appear palpitation and shortness of breath symptoms.

2, hypertension

patients due to high sodium and low potassium diet, excessive drinking, long-term mental stress and other reasons caused by hypertension, due to myocardial ischemia, can appear palpitation and shortness of breath symptoms.

3, myocarditis

patients often caused by viral infection, manifested as myocardial damage and necrosis, due to cardiac function affected, will appear palpitation and shortness of breath symptoms.