vaccines have greatly reduced or eliminated many infectious diseases that once routinely killed or harmed infants, children, and adults. However, the viruses and bacteria that cause these diseases still exist and you can still get these diseases if you aren’t vaccinated.
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Answer:
Vaccines will help protect us against diseases.
vaccines have greatly reduced or eliminated many infectious diseases that once routinely killed or harmed infants, children, and adults. However, the viruses and bacteria that cause these diseases still exist and you can still get these diseases if you aren’t vaccinated.
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