what would cause shortness of breath
Shortness of breath is a common symptom of allergy, infection, inflammation, injury, or certain metabolic conditions. The medical term for shortness of breath is dyspnea.Shortness of breath results when a signal from the brain causes the lungs to increase breathing frequency.nflammation of the lungs and bronchial tubes are also common causes of shortness of breath, as is injury to the respiratory tract caused by smoking or other toxins.