Polio comes back in Gaza: A health crisis during war.
Reading
A baby in Gaza got sick with polio. This is the first polio case in Gaza in a very long time.
Scientists say this case happened because of problems with the polio vaccine. They made changes to the vaccine, but those changes made things worse.
The changed vaccine led to more polio cases in many countries. The scientists who made the changes made a mistake.
The polio virus is very sneaky and can spread easily. Most people with polio don't even know they have it.
The best way to stop polio is to make sure everyone gets vaccinated. But some people are worried about the safety of the vaccine.
Questions
What happened to a baby in Gaza?
A baby in Gaza got sick with polio.
Why did the polio case happen?
Scientists say it happened because of problems with the polio vaccine.
How can we stop polio?
The best way to stop polio is to make sure everyone gets vaccinated.
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