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.
Most people with emphysema are at least 40 years old or around middle age when symptoms start. It is unusual, but possible, for people less than 40 years old to have emphysema symptoms.ost people with emphysema are at least 40 years old or around middle age when symptoms start. It is unusual, but possible, for people less than 40 years old to have emphysema symptoms.