The Centers for Disease tries to control the spread of infectious diseases and tracks

the effectiveness of vaccines,

True

False

that's true. that's what they do.

The given statement is True

Explanation:

There exist a lot of misconceptions regarding the vaccines which have been in existence for some time. This has, however, been the case because of a misunderstanding of the working of the vaccines.

Most people assume that some diseases do not exist in the America, for instance, Polio; therefore, do not take their children for immunization. However they forget that this is a disease that spreads globally. Another condition is a measure that has however reduced in America, but adequate vaccination is essential.