What is a COPD? Do you have old people with chronic bronchitis in your family who report to the respiratory department as soon as the season changes? They are usually short of breath and labored to breathe, Seems to be coughing all the time, No spirit, Repeated pneumonia. Earlier, They were short of breath and short of breath only after they had done heavy work and climbed the mountain. Slowly, They find it difficult to breathe even when they walk on flat ground or climb stairs. Even at rest, they feel shortness of breath and tightness in the chest. This kind of patient is medically diagnosed as [chronic obstructive pulmonary disease], COPD). This is a common respiratory system disease, patients Read More …