Dyspnea, or breathing discomfort, is a common symptom that afflicts millions of patients with pulmonary disease and may be the primary manifestation of lung disease, myocardial ischemia or dysfunction, anemia, neuromuscular disorders, obesity, or deconditioning.

The American Thoracic Society defines dyspnea as a subjective experience of breathing discomfort that comprises qualitative distinct sensations that vary in intensity. 1 If symptoms persist for.

Dyspnea, which some refer to as shortness of breath, is a feeling that you cannot breathe enough air into your lungs. During this, you may also experience tightness in your chest. This.