How Long Should You Wait To Test For COVID-19 After Exposure?
COVID-19Common questionHow long should you wait to test for COVID-19 after exposure?Every viral disease has an incubation period—the time from when you were exposed to a pathogen to when it can be detected. Currently, the Centers for Disease Control and Prevention recommends waiting five to seven days after exposure to COVID-19 before taking a test.3 days ago
Can a person test negative and later test positive for COVID-19?
Using the CDC-developed diagnostic test, a negative result means that the virus that causes COVID-19 was not found in the person’s sample. In the early stages of infection, it is possible the virus will not be detected.
Coronavirus Information & FAQs
How long is the incubation period for COVID-19?
- The incubation period for COVID-19. Given that the incubation period can be up to 14 days, CDC recommends conducting screening testing at least weekly.
Overview of Testing for SARS-CoV-2 (COVID-19)
Someone who tested positive for COVID-19 with a viral test within the previous 90 days and has subsequently recovered and remains without COVID-19 symptoms does not need to quarantine. However, close contacts with prior COVID-19 infection in the previous 90 days should:• Wear a mask indoors in public for 14 days after exposure.• Monitor for COVID-19 symptoms and isolate immediately if symptoms develop.• Consult with a healthcare professional for testing recommendations if new symptoms develop.
COVID-19 Quarantine and Isolation
What steps to take after close contact with someone with COVID-19?
• Stay home for 14 days after your last contact with a person who has COVID-19.• Watch for fever (100.4◦F), cough, shortness of breath, or other symptoms of COVID-19• If possible, stay away from others, especially people who are at higher risk for getting very sick from COVID-19
COVID-19 Quarantine and Isolation