From the plague to polio ... 10 diseases you (wrongly) thought were gone

Photos: 10 diseases you thought were gone
In the 19th century, scarlet fever was a common killer in Europe. In 2016, nearly 20,000 cases were reported in the United Kingdom -- the biggest increase in 50 years.
Scarlet fever is just one disease that many have forgotten but that is by no means gone, despite our best efforts to eliminate it.
Scarlet fever is just one disease that many have forgotten but that is by no means gone, despite our best efforts to eliminate it.
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