Infectious diseases seem to come and go, sometimes causing scary outbreaks, while other times seeming to disappear. But some infectious pathogens are always with us, lurking just below the surface of society.
Sexually transmitted diseases are one major group of diseases that make for ongoing hidden epidemics: In the United States alone, there are nearly 20 million cases of new sexually transmitted infections yearly, from just eight viruses and bacteria. Here is a look at the number of people infected with each of these diseases in the U.S. as a whole, and in each state:
Perhaps 20 million new cases sounds like a high number. But because infections can persist for a long time, especially in people who aren't aware they are infected, the number of existing infections at any given time is even higher, at 110 million, according to researchers from the Centers for Disease Control and Prevention (CDC). [7 Devastating Infectious Diseases]
source: livescience.com By Bahar Gholipour
source: livescience.com By Bahar Gholipour
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