Thank you very much for contacting healthcare magic. You have problem of shortnesh of breathing that may be because of obesity or lack of fittnesh... Check your triglycerides level. Low blood pressure may cause shortness of breathing. Anemia may cause breathing problem. Respiratory condition like pneumonia, TB,bronchitis may cause breathing problems. But sputum with breathing ptoblem, fever etc....are other symptoms. Chest x ray helpful for further diagnosis. Allergic reaction may cause shortnesh of breath. Epiglositis may cause shortnesh of breath. Heart problem like cardiomyopathy or heart arrythmia may cause shortnesh of breath. Complete blood cell count is helpful. Check triglyceride level for further diagnosis. I hope my guidance is helpful to you. Thanks.