Pneumonia has the ability to affect anyone at any age and can also be triggered by cold or flu infections. There are certain factors that increase the risk of susceptibility to Pneumonia such as:
People who have a weakened immune system, due to AIDS or cancer, are also at high risk of developing Pneumonia.
Various microorganisms including bacteria, viruses, fungi and parasites can cause Pneumonia.
Young children are considered most susceptible to Pneumonia, as well as the elderly, who may suffer from chronic illnesses such as Chronic Obstructive Pulmonary Disease, diabetes and congestive heart failure.
Viral pneumonia often affects people living in areas where there are epidemics of respiratory viral infections including SARS and influenza.