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3. www.epa.gov › indoor-air-and-coronavirus-covid-19Indoor Air and Coronavirus (COVID-19) | US EPA

   www.epa.gov › indoor-air-and-coronavirus-covid-19

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   May 6, 2024 · Prolonged time of exposure (e.g. longer than a few minutes) Crowded spaces, particularly if face coverings are inconsistently or improperly worn. There are straightforward steps that can be taken to reduce the potential for airborne transmission of COVID-19 and the focus of this material is on those measures.

4. www.epa.gov › indoor-air-quality-iaq › science-andScience and Technical Resources related to Indoor Air and ...

   www.epa.gov › indoor-air-quality-iaq › science-and

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   May 6, 2024 · Read the Centers for Disease Control and Prevention (CDC) webpage: How COVID-19 Spreads; CDC has stated: "COVID-19 can sometimes be spread by airborne transmission. Some infections can be spread by exposure to virus in small droplets and particles that can linger in the air for minutes to hours.

5. www.epa.gov › indoor-air-quality-iaq › indoor-airIndoor Air in Homes and Coronavirus (COVID-19) | US EPA

   www.epa.gov › indoor-air-quality-iaq › indoor-air

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   May 6, 2024 · Ensuring proper ventilation with outside air can help reduce indoor airborne contaminants, including SARS-CoV-2, the virus that causes COVID-19, and other viruses. However, by itself, increasing ventilation is not enough to protect people from exposure to the virus that causes COVID-19.

6. www.cdc.gov › coronavirus › 2019-ncovCOVID-19 Testing: What You Need to Know | CDC

   www.cdc.gov › coronavirus › 2019-ncov

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   May 2, 2024 · After a positive test result, you may continue to test positive for some time. Some tests, especially PCR tests, may continue to show a positive result for up to 90 days. Reinfections can occur within 90 days, which can make it hard to know if a positive test indicates a new infection.

7. www.verywellhealth.com › how-long-does-covid-lastHow Long Does COVID-19 Stay In Your Body? - Verywell Health

   www.verywellhealth.com › how-long-does-covid-last

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   May 8, 2024 · The length of time that COVID-19 stays in the body can vary, but most people who get COVID are no longer contagious after 10 days. Those with severe COVID may remain infectious beyond 10 days and need to take additional precautions.

8. www.verywellhealth.com › how-long-are-youHow Long Are You Contagious With COVID-19? - Verywell Health

   www.verywellhealth.com › how-long-are-you

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   May 3, 2024 · There are situations in which the contagiousness of COVID-19 extends well beyond 10 days. According to the CDC, people with severe COVID-19 or those who are moderately to severely immunocompromised may remain contagious for longer.

9. www.cdc.gov › coronavirus › 2019-ncovStay Up to Date with COVID-19 Vaccines | CDC

   www.cdc.gov › coronavirus › 2019-ncov

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   May 14, 2024 · What You Need to Know. CDC recommends the 2023–2024 updated COVID-19 vaccines—Pfizer-BioNTech, Moderna, or Novavax—to protect against serious illness from COVID-19. Everyone aged 5 years and older ‡ should get 1 dose of an updated COVID-19 vaccine to protect against serious illness from COVID-19.