12 Myths and Facts About Vaccines

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What's the real vaccine deal?

By Tammy Worth

When it comes to the history of vaccines, it's been a long, bumpy ride. Once hailed as lifesaving wonders of modern technology, vaccines are now more likely to be a source of suspicion and angry playground debate.

Will we ever agree on the risk and benefits of vaccines? Probably not.

But to sort out fact from fiction, Health.com took a look at the scientific research to date on vaccines.

Next: Some vaccines contain mercury