結果 : how long are u contagious when sick
2:59

How Long Are You Contagious With The Flu?

NPR's Skunk Bear
190,626 回視聴 - 6 年前

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1:02

How long are individuals contagious with a cold or flu?

Premier Health
24,264 回視聴 - 6 年前
3:02

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

WXYZ-TV Detroit | Channel 7
3,304 回視聴 - 11 か月前
1:59

How long are you contagious for?

WXYZ-TV Detroit | Channel 7
7,430 回視聴 - 7 年前
2:16

How long am I contagious with a cold?

Good Morning America
14,997 回視聴 - 2 年前
2:34

How Long Are Cold, Flu Symptoms Contagious?

WCCO - CBS Minnesota
10,394 回視聴 - 6 年前
2:46

Good Question: How Long Are We Contagious With Flu?

WCCO - CBS Minnesota
2,207 回視聴 - 4 年前

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3:47

Can the cold weather really make you sick? We ask a UNLV doctor

News 3 Las Vegas
191 回視聴 - 2 日前
0:48

How long are you contagious for when you have the flu or a cold?

DoctorOnDemand
5,349 回視聴 - 5 年前
3:25

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

PBS NewsHour
40,804 回視聴 - 5 年前

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1:47

VERIFY: How long are your coworkers contagious with the flu?

WUSA9
276 回視聴 - 6 年前
1:49

Flu, Cold, COVID-19: Am I still contagious?

News4JAX The Local Station
1,311 回視聴 - 6 か月前
2:09

How Long is the Flu Contagious? A Doctor Answers

Dr. Jen Caudle
303 回視聴 - 6 年前
2:04

How Long Are People Contagious When They Are Sick with COVID-19?

The Children's Hospital of Philadelphia
96,325 回視聴 - 3 年前
1:37

How long is someone with COVID contagious?

CBS Boston
117,398 回視聴 - 2 年前
1:34

How Long Are You Contagious with COVID-19? | UC San Diego Health

UC San Diego Health
365,738 回視聴 - 4 年前
1:40

How Long is the Flu Contagious? How Long Do Symptoms Last? Should You Take Tamiflu? A Doc Discusses

Dr. Jen Caudle
1,605 回視聴 - 1 年前
1:10

Infectious Diseases A-Z: When to stay home from work

Mayo Clinic
1,469 回視聴 - 7 年前
0:32

How Long are the Cold and Flu Contagious?

Theraflu US
5,525 回視聴 - 8 年前
0:52

How long after being infected with COVID-19 does someone become contagious?

Penn State Health
30,423 回視聴 - 3 年前