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.
Symptoms of an empyema are similar to that of a pleural effusion and includes 1  : Pleuritic chest pain â worse when breathing in or coughing. 2  Dry cough. 3  Excessive perspiration, night sweats. 4  Fever with rigors. 5  Difficulty breathing â may be absent, mild, moderate or severe. 6  Weight loss. 7  Malaise.