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Federal health authorities, including the U.S. Centers for Disease Control and Prevention, recommend testing no sooner than five days after a COVID-19 exposure, unless you develop symptoms...
COVID-19 symptoms may show 2-14 days after you've been exposed to the virus. This timeline depends on which variant you were exposed to. What is the most common incubation period for COVID-19?
Learn what to do if you are exposed to COVID-19, including how long to wear a mask, what to do if symptoms develop, and when to take a COVID-19 test.
Most people with COVID-19 are no longer contagious 10 days after symptoms start or after a positive test. This timeline generally holds, though transmission risk can vary. Peak Contagiousness. Once exposed to COVID-19, it takes two to three days to show symptoms. This period is called the incubation period.
You should test within 24 to 48 hours before the event or visit. Most people will test positive once they are showing symptoms. Symptoms of COVID include: New loss of taste or smell. Fever or chills. Sore throat. Fatigue. Congestion or runny nose. Cough. Nausea or vomiting. Diarrhea.
According to the Centers for Disease Control and Prevention (CDC), COVID-19 symptoms may appear anywhere from two to 14 days after exposure to the virus. A review of studies conducted from 2020 to March 2022 indicated an average incubation period for COVID-19 at six to seven days, ranging from 1.8 to 18.87 days.
For the first time since 2021, the Centers for Disease Control and Prevention has updated its COVID isolation guidance. Specifically, it has shifted the recommendation that someone who tests positive for COVID isolate for five days to a timeline based on the progression of the person’s symptoms.