Technically, “pneumonia” means “lung infection,” which can be caused by any germ.ย  But in common language, we mean bacteria (see Differences Among Germs).ย  The most common bacteria causing pneumonia is Streptococcus pneumoniae (“pneumococcus”), which we get from germs living harmlessly in our nose & throat.ย  Before antibiotics were invented, over a third of patients diedContinue reading “Pneumonia”

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