結果 : how long contagious before cold symptoms
1:03

How long are individuals contagious with a cold or flu?

Premier Health
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2:34

How Long Are Cold, Flu Symptoms Contagious?

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1:00

Cold & Flu: When Are You Most Contagious?

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2:16

How long am I contagious with a cold?

Good Morning America
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3:25

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

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4:19

COVID-19 vs. Flu vs. RSV: How to tell the difference between respiratory infections

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9:11:43

My Future Daughter Came Knocking, and the Billionaire CEO Turns into a Daughter Slave.#manhwa #novel

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0:48

Cold or Flu Contagious - Penn State Health Family Medicine 3

Penn State Health
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6:43

How to tell the flu from a cold

Global News
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5:33

What’s the best way to treat the common cold?

TED-Ed
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0:36

How long is a cold contagious? #Cold #viralinfection #coldvirus

Medical-Question
75 回視聴 - 1 年前
2:43

Are today's common cold symptoms actually worse than before the pandemic?

WXYZ-TV Detroit | Channel 7
418 回視聴 - 2 年前
0:32

How Long are the Cold and Flu Contagious?

Theraflu US
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0:21

How to treat a cold | NHS

NHS
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4:01

How To Stop A Cold At The First Sign – Dr.Berg On Cold Symptoms & Intermittent Fasting

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1:27

Common Cold - Symptoms, How You Get It, How Long It Lasts, & Treatment

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5:46

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1:20

How do you know if you have bronchitis?

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