Response from Robert J. Frascino, M.D. ...Western Blot, which turned out to be negative. A reactive ELISA plus a negative Western Blot is considered to be a negative HIV test.. There are many potential causes for a falsely reactive ELISA test, including cross-reacting non-specific...
1 Asthma is an inflammation and narrowing of the airways that can cause shortness of breath, wheezing, chest tightness, and coughing. 2  Pneumonia is lung inflammation that is caused by infection. 3  Symptoms may include shortness of breath, cough, chest pain, chills, sweating, fever, muscle pain, and exhaustion.
Shortness of breath is a common symptom of chronic obstructive pulmonary disease (COPD). Both chronic bronchitis and emphysema can cause shortness of breath. The symptom is also called âbreathlessnessâ or âdyspnea.â. People with COPD have damage to their lungs that makes it harder to breathe. 1  They often feel short of breath because it takes more effort to make air travel in and out of the lungs. This feeling of breathlessness is also described as: 2  More effort needed to breathe. 3  Feeling of heaviness in the chest. 4  Hunger for air. 5  Gasping for air.