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1 vote
Why does a person have to get a flu shot every year? Why isn't one flu shot for life enough?

2 Answers

6 votes

Answer:

Because you’ll get sick

Step-by-step explanation:

User Sachihiro
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4.4k points
5 votes

Answer:

because every year there is a new strain of flu

Step-by-step explanation:

User NJoco
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3.6k points