What is Pneumonia and How Do You Get it?

On a simple level, pneumonia is an infection of the lungs. It is treatable and preventable but was responsible for nearly one million deaths in 2015. It is the leading cause of death among children under five around the world. What does it do? It is most often caused by the Streptococcus pneumoniae bacteria, but viruses like the flu, and even fungi also cause the disease. Once it gets in a person's lungs, the alveoli, or air sacs that take in oxygen, swell and fill up with...

© La Voix de l'Amérique - lundi 12 septembre 2016