Respiratory conditions may be caused by infection, by smoking tobacco, or by breathing in alternate hand tobacco bank, radon, asbestos, or other forms of air pollution. Respiratory conditions include asthma, habitual obstructive pulmonary complaint( COPD), pulmonary fibrosis, pneumonia, and lung cancer. 
 
What are the respiratory symptoms? 
Common Respiratory complaint Symptoms 
• Difficulty Breathing. While it's common to feel a difficulty of breathing during exercise, if it does not go off — or is present when you are not exercising yourself you should be concerned.. 
• Stubborn Cough.. 
• Breathing Noisily.. 
• Lingering Chest Pain.. 
• Chronic Mucus.. 
• Coughing Up Blood. 
• Lung complaints Affecting the Air Sacs( Alveoli) 
• Your airways branch into very small in size tubes( bronchioles) that end in clusters of air sacs called alveoli. These air sacs make up utmost of your lung tissue. Lung complaints affecting your alveoli include 
• Pneumonia. An infection of your alveoli, generally by bacteria or viruses, including the coronavirus that causes COVID- 19.
 
• Tuberculosis
Pneumonia that slow gets worse, caused by the bacteria Mycobacterium tuberculosis. 
• Emphysema. This happens when the fragile links between alveoli are damaged. Smoking is the usual cause.( Emphysema also limits breath, affecting your airways.)
 
• Pulmonary edema.
Fluid leaks out of the small blood vessels of your lung into the air sacs and the area around them. One form is caused by heart failure and reverse pressure in your lungs' blood vessels. In another form, injury to your lung causes the leak of fluid. 
• Lung cancer.
It has numerous forms and may start in any part of your lungs. It most frequently happens in the main part of your lung, in or near the air sacs. 
• Acute respiratory distress syndrome( ARDS).
This is a severe, abrupt injury to the lungs from a serious illness. COVID- 19 is one case. Numerous people who have ARDS need help breathing from a machine called a ventilator until their lungs recover. 
• Pneumoconiosis.
This is a group of conditions caused by inhaling thing that injures your lungs. Examples include black lung ailment from coal dust and asbestosis from asbestos dust.