The pneumonia vaccine can prevent pneumonia that is caused by bacteria. Because pneumonia is a common complication of the flu, an annual flu shot can also help to prevent pneumonia.
Pneumonia often follows common respiratory infections. So one of the best ways to prevent it is to be on the lookout for any symptoms of respiratory illness that hang on more than a few days. Healthy living habits can also help. For example, the following healthy habits can all help increase resistance to respiratory illness:
These habits can also spur a faster recovery times from illness.
Usually, there are no long-term effects from pneumonia. Sometimes, lung damage can cause a lasting decrease in lung function.
Most of the organisms that cause pneumonia can be spread from person to person through coughing or sneezing.