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The Story of Vaccines
How we taught the body to fight back
Ever wonder how your body learns to beat tiny germs before they even make you sick?
1/5
- Long Ago
First Clues
People noticed that catching a sickness once often protected you from getting it again. Doctors in ancient China used safe bits of germs to help train people's bodies!
The big idea
Vaccines give your body a safe practice run so it knows how to defeat real germs!
Fun facts
- โจ The word vaccine comes from 'vacca', which means cow in Latin!
- โจ Your body creates special 'memory cells' so it remembers every germ it trained against.
- โจ Vaccines have saved more human lives than almost any other invention in history!
Science words
- Immune System โ Your body's built-in superhero team that fights off germs.
- Vaccine โ A safe practice tool that teaches your body how to fight a specific germ.
- Antibody โ A tiny protein defender your body makes to lock onto germs.