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Remember the flu? Yep, it's that time again
An update on the "old man's friend"
The flu and pneumococcal vaccines provide some protection against it, but pneumonia is still a major cause of death.
Pneumonia is inflammation deep inside the lungs caused by some kind of infection. As a result of the infection and the immune response to it, the tiny air sacs (alveoli) — where oxygen is absorbed into the bloodstream — fill with fluid, impairing the ability to breathe. Each year millions of Americans come down with a case, frequently as a complication of another illness, and about 60,000 die from pneumonia.
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