what is exertional dyspnea
Exertional Dyspnea. Shortness of breath during exercise (exertional dyspnea) produces a sensation of not being able to get enough air and a feeling of being out of breath..A number of factors can cause exertional dyspnea, but they are usually related to insufficient tissue oxygenation by the blood.xertional Dyspnea. Shortness of breath during exercise (exertional dyspnea) produces a sensation of not being able to get enough air and a feeling of being out of breath..