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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..
Shortness of Breath. Shortness of breath (dyspnea) is a worrisome symptom and has many acute and chronic causes. Follow this chart for more information about the diseases and conditions in which shortness of breath occurs. Our trusted Symptom Checker is written and reviewed by physicians and patient education professionals.