Pneumonia means that there is an infection or inflammation in the lung tissue.
Pneumonia is still a common disease.
Many people die from it every year, most commonly women and people over the age of 70. The overall death rate due to pneumonia is currently five per cent. Half of all pneumonia cases are caused by bacteria . The streptococcus bacteria, known as pneumococcus is the main cause of the most typical pneumonia. Infection usually occurs when you breathe in the micro-organisms.