Is also referred to as “shortness of breath” of the lungs

The individuals have difficult or painful breathing.

4 different categories

1.)   Ortopnea
        -    difficulty breathing although the individual is in normal/good respiratory condition

2.)   Resting Dyspnea
        -    difficulty breathing at rest

3.) Talking Dyspnea
        -    difficulty breathing while talking

4,) Dyspnea on exertion
        -    difficulty breathing that worsens with physical activity

Very common symptoms seen in individuals with a variety of conditions

Important causes to be noted are the following:
•      Asthma
•      Chronic Obstructive Pulmonary Disease
•      Congestive Heart Failure
•      Obesity
•      Emphysema
•      Chronic Respiratory Failure
•      Panic attacks
•      Pneumothorax
•      and many others