結果 : how long is the incubation period for a flu
2:59

How Long Are You Contagious With The Flu?

NPR's Skunk Bear
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3:02

Ask Dr. Nandi: If you're sick, how long are you contagious for?

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How long are you contagious for?

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WATCH: How long do cold and flu viruses stay contagious on surfaces?

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When Will the Flu End? Here’s What to Expect

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Difference Between Flu A and Flu B: Symptoms, Treatment and Prevention

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Medical Moment: When are you no longer contagious after getting the flu, a cold, or COVID?

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