Summary
It works best if children have already had the sickness before, but doctors are checking it carefully.
The vaccine protects against two kinds of the sickness but not a third kind yet.
Key Points
3 points1
India received its first dengue vaccine.
2
The vaccine may act like a first infection for kids who never had dengue.
3
It protects against two types of dengue virus, not the third.
New Words to Learn
5 wordsdengue
a fever illness that mosquitoes can give you
vaccine
a tiny medicine that helps your body learn to fight a disease
infection
when germs get inside your body and can make you sick
virus
a tiny germ that can cause illness
strain
different versions of the same virus
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