Why Do We Get Vaccines?

Jessi is about to go to the doctor's to get a vaccine and she's sort of nervous. But she knows that vaccines are really important, so she learned all about how they help us stay healthy! Now she wants to share what she learned with you!
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SOURCES:
http://kidshealth.org/en/kids/guide-shots.html
https://www.cdc.gov/vaccines/hcp/conversations/downloads/vacsafe-understand-color-office.pdf
http://www.ducksters.com/science/biology/immune_system.php

Видео Why Do We Get Vaccines? канала SciShow Kids