結果 : can you have covid with no symptoms and test negative
1:37

COVID-19: When are you no longer contagious after testing positive or experiencing symptoms?

WVTM 13 News
78,777 回視聴 - 3 年前
1:18

Can I have COVID and still test negative?

Public Health - Seattle & King County
3,166 回視聴 - 3 年前
1:24

How long can you test positive after a COVID-19 test?

11Alive
293,725 回視聴 - 3 年前
2:23

Did you get a positive test result but have no symptoms? You may need to have it re-run

WWLTV
33,331 回視聴 - 5 年前
5:07

COVID19 contagiousness with and without symptoms

Connecticut Center for Patient Safety
25 回視聴 - 4 年前

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1:37

How long is someone with COVID contagious?

CBS Boston
133,839 回視聴 - 3 年前
2:14

No, you should not test for COVID-19 only if you are symptomatic

WCNC
12,078 回視聴 - 3 年前
1:46

People who test positive for COVID-19 can still go to work, as long as they don't have symptoms

ABC10
25,812 回視聴 - 1 年前
1:17

You can test negative for COVID-19 but still have it. Here’s how

PBS NewsHour
130,064 回視聴 - 4 年前
1:33

COVID-19 Without Symptoms: What Should You Do If You Test Positive

Sharecare | Medical Matters
290 回視聴 - 3 年前
1:59

How to avoid a false negative on an at-home test | VERIFY

WUSA9
1,600 回視聴 - 3 年前
4:19

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

Doctor Mike Hansen
407,453 回視聴 - 2 年前
2:00

When should you get tested for COVID-19 when you have no symptoms?

LOCAL 12
1,097 回視聴 - 4 年前
11:32

Has There Been a Shift in COVID Contagious Timeframe? | Ask Dr. David

Dr. David MD
18,299 回視聴 - 1 年前
3:07

How many days should you wait to get tested after COVID-19 exposure?

Good Morning America
91,566 回視聴 - 4 年前
1:42

Ask a Nurse - COVID-19 Edition: I tested positive but do not have symptoms, do I need to isolate?

Greater Nashua Public Health
2,010 回視聴 - 4 年前
1:11

COVID-19 Q&A: Do lessening symptoms and a negative test mean you're less contagious?

WVTM 13 News
108 回視聴 - 3 年前
0:59

How long after I get COVID-19 will I test negative?

Gavi, the Vaccine Alliance
311,215 回視聴 - 3 年前
2:12

VERIFY: Can you test positive for COVID-19 long after you're contagious?

WCNC
20,379 回視聴 - 4 年前
3:37

How to deal with 3 lasting symptoms of 'long covid'

Washington Post
120,148 回視聴 - 4 年前