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An incubation period is the length of time between when you become infected and when you experience symptoms. For COVID-19, that could last up to 5 days after having no symptoms.
Testing for COVID-19 too soon after exposure may produce false-negative results.
Most people with COVID-19 are no longer contagious 5 days after they first have symptoms and have been fever-free for at least three days.
If you’re exposed to COVID-19 your first impulse may be to get tested immediately. But getting tested too soon in the incubation period may lead to a false-negative result and, even worse, a false sense of security.
An infection’s incubation period is the length of time between when you first become infected and when you begin to experience symptoms. For COVID-19, that timeline stretches anywhere from the first day after your exposure through 5 days after experiencing no symptoms.
We know it can be confusing to keep track of the all the different guidelines and recommendations. Here’s a timeline of COVID-19’s incubation period with answers to some of your most pressing questions. If you have tested positive for COVID-19, or have been exposed it’s important to check in with your doctor who can monitor your symptoms and determine treatment and give guidance on quarantine and testing.
World Health Organization: Coronavirus disease (COVID-19): Home care for families and caregivers
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