Our knowledge of bird nutrition is constantly evolving. This is due both to heightened awareness of the importance of nutrition and to increased research into birds different needs. As with all other animals, birds need a proper balance of carbohydrates, proteins, fat, vitamins, minerals and water.
A person with emphysema will have shortness of breath â during physical activity and, when the condition is more advanced, also during rest. Patients may eventually need supplemental oxygen and may have to rely on mechanical respiratory devices. Other symptoms of emphysema include: 1  Chronic cough. 2  Frequent respiratory infections. 3  Reduced appetite. 4  Weight loss.
Emphysema is a condition that forms part of chronic obstructive pulmonary disease (COPD) and involves the enlargement of the air sacs in the lung. 2-4. The alveoli at the end of the bronchioles of the lung become enlarged because of the breakdown of their walls.ther symptoms may be experienced, especially in more advanced lung disease: 4,6,8,10. 1  Frequent lung infections. 2  Producing a lot of mucus (phlegm or sputum). 3  Wheezing. 4  Reduced appetite. 5  Weight loss. 6  Fatigue. 7  Blueness of the lips or fingernail beds (from cyanosis caused by poor respiration).