What are the Stages of COPD?

Mild COPD: Sign of shortness of breath that may appear during intensive work or activities that require high effort such as climbing stairs, carrying loads manifests. That stage is also known as the initial stage of the Disease.

Moderate COPD: It is the stage of COPD that does not split the night sleep but induces shortness of breath during simple daily activities.

Serious COPD:  At that stage shortness of breath even splits the night sleep and tiredness caused by respiratory distress restricts daily activities.

Severe COPD: It is very hard to breath at that stage of the Disease. Patient has trouble   even walking in the house, disturbances at various organs appear because of inadequate oxygene supply to tissues. Heart failure may occure depending on proggressive lung Disease and  patient can not maintain his/her life without oxygen support.