Vaccines are great. They are arguably one of the most important public health tools of the last century.
About 1,000 years ago, the Chinese came up with the first early inoculation process. Six centuries later, Europeans tried to develop one against smallpox. Today, they are in widespread use. Measles, mumps, chickenpox, yellow fever, typhoid fever and many other once crippling diseases are virtually non-issues in much of the developed world.
The value of vaccination, as a concept, is impossible to ignore.read more