Here's how long you can be infectious with COVID-19, according to the study

What to do if you think or know you had Covid-19.


With the growing pandemic, you may ask, how long are you contagious with Covid-19? TheCDChas established a list of guidelines that we share here in full, and that studies have shown, so you can know exactly how long are you contagious with Covid-19. A great takeaway "You have to quarantine if you have been in contact with someone who recently tested positive for Covid-19," advisesDr. Deborah Lee. "It means to stay at home and keep away from other family members. »Read on and ensure your health and health of others, do not miss theseWithout signs that you have already had coronavirus.

I think or know I Covid-19, and I had symptoms

"You can be around others who:

  • 10 days the first symptoms appeared and
  • 24 hours without fever, without the use of medicines against fever and
  • Other symptoms of COVID-19 improve *

* Loss of taste and smell can persist for weeks or months after recovery and should not delay the end of isolation

Most people do not require testing to decide when they can be around other; However, if your health care provider recommends tests, they let you know when you can resume being around other depending on your results.

Note that these recommendations are not applicable to persons Covid-19 severe or whose immune system is severely weakened (immunocompromised). These people should follow the advice below to "I was seriously ill with Covid-19 or a weakened immune system is very (immunosuppressed) due to a medical condition or medication. When can I be around others? ", Says the CDC.

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I tested positive for Covid-19, but had no symptoms

"If you continue to have no symptoms, you can be with the other after 10 days have passed since you had a positive virological test for Covid-19 Most people do not require a test to decide when they can be around other ,. However, if your health professional recommends testing, they let you know when you can resume being around other depending on your results.

If you develop symptoms after testing positive, follow the tips above for "I think, or know I Covid-19, and I had symptoms," says the CDC.

I was seriously ill with Covid-19 or a weakened immune system is very (immunosuppressed) due to a medical condition or medication. When can I be around others?

"People who are seriously ill with Covid-19 might need to stay at home more than 10 days and up to 20 days after symptoms appeared.People who are severely immunocompromisedmay require tests to determine when they can be around others. Talk to your health care provider for more information. If the test is available in your community, it may be recommended by your health care provider. Your doctor will let you know if you can continue to be around other people based on your test results.

Your doctor can work withan infectious disease specialist or your local health departmentto determine whether the test will be required before they can be around other ", says the CDC.

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For Anyone who has been around a person with Covid-19

"Anyone who has had close contact with someone Covid-19 should remain at home for 14 days after their last exposure to this person.

However, anyone who has had close contact with someone with Covid-19 and meets the following criteria does not need to stay home.

  • At the 19-Covid disease in the last 3 months
  • Recovered and
  • Remains Covid-19 without symptoms (eg, cough, shortness of breath) ", says the CDC.

The cases confirmed and suspected reinfection of the virus that causes Covid-19

"Cases of reinfectionCOVID-19 have been reported, but are rare. In general, reinfection means a person has been infected (fallen ill) once, recovered, then later became infected again. On the basis of what we know similar viruses, some reinfections are expected, "says the CDC.

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What studies have shown

Jointresearch documentBy the National Center for Infectious Diseases and the Singapore Medicine Academy, coronavirus patients cease to be 11 infectious days after contracting the virus, even if they always test positive. (However, regardless of their conclusion, you must take courses the CDC guidelines on self-insulation and quarantine, availablehere.)

Examine the "viral load" of 73 coronavirus patients, the research team found that a positive test "does not correspond to infectious or viable virus. The virus" could not be isolated or cultivated after day 11 The disease, "he explained.

"On the basis of data accumulated since the beginning of the Covid-19 pandemic, the infectious period of [coronavirus] in symptomatic people can begin around 2 days before the start of symptoms and persists about 7-10 days after the start of Symptoms, "they wrote.

A positive result can choose to just pick up "pieces"

Although patients can always test positive after their infectious, the researchers explained that the tests can simply pick up pieces of the virus that can no longer spread the infection. "Active viral replication falls quickly after the first week and a viable virus was not found after the second week of illness," he explained.

The importance of these last decisions concerns critical health care decisions that have to do with hospital discharge or "despair strategies", explain researchers. Instead of focusing when a person negatively negative for the virus, researchers encourage "revised discharge criteria based on infective course data", focused on "on" testing people with symptoms. Acute respiratory and suspects COVID-19 in early presentation. "

However, if you are not sure whether you are always infected with COVID-19, you must certainly contact your health care provider instead of breaking the quarantine a day or two at the beginning. And to cross this pandemic with your healthiest, do not miss these35 places you are most likely to catch Covid.


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