Unknown Facts About Vaccines That Will Amaze You

It is a fact that vaccines help save around 2.5 million lives each year. Their emergence in the 1800s heralded a new era for medicine.Vaccines helped eradicate a disease (small pox) and have been successful in nearly eradicating one more (polio). Here are some facts that you might not know about them.

Untold Facts about Vaccines


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