Severe pneumonia can be life-threatening, and pneumonia is one of the most common causes of death in the elderly years. Pneumonia is mainly caused by bacterial or viral infections. The common pathogens that cause pneumonia are due to pneumococcus, E. coli, Klebsiella pneumoniae and Staphylococcus aureus, etc. These bacteria attack because the body’s immunity is weak. The first part to reach is the lungs, if this is not treated scientifically and effectively, gradually and seriously, pneumococci will multiply in large numbers, thus having reached severe pneumonia, respiratory failure, and can cause infectious shock, and finally lead to the failure of several organs in the body and death. Therefore, early pneumonia is not typical, and most people mistake pneumonia for a cold and fever and miss the best treatment period.