When do the symptoms of COVID-19 start to show up?

Signs and symptoms of coronavirus disease 2019 (COVID-19) may appear two to 14 days after exposure. This time after exposure and before having symptoms is called the incubation period.

How soon can I be around others if I have had COVID-19?

You can be around others after: 10 days since symptoms first appeared and. 24 hours with no fever without the use of fever-reducing medications and. Other symptoms of COVID-19 are improving**Loss of taste and smell may persist for weeks or months after recovery and need not delay the end of isolation​

How long can COVID-19 live in the air?

Research shows that the virus can live in the air for up to 3 hours. It can get into your lungs if someone who has it breathes out and you breathe that air in. Experts are divided on how often the virus spreads through the airborne route and how much it contributes to the pandemic.

Where did the COVID-19 come from?

Experts say SARS-CoV-2 originated in bats. That’s also how the coronaviruses behind Middle East respiratory syndrome (MERS) and severe acute respiratory syndrome (SARS) got started.

What are the most common symptoms of the coronavirus disease?

The most common serious manifestation of COVID-19 upon initial presentation is pneumonia. Fever, cough, dyspnea, and abnormalities on chest imaging are common in these cases.

When should I end isolation after a positive COVID-19 test?

Isolation and precautions can be discontinued 10 days after the first positive viral test.

How long should I stay in home isolation if I have COVID-19?

People who are severely ill with COVID-19 might need to stay home longer than 10 days and up to 20 days after symptoms first appeared. People with weakened immune systems may require testing to determine when they can be around others. Talk to your healthcare provider for more information.

How long do COVID-19 aerosols stay in the air?

A person infected with coronavirus — even one with no symptoms — may emit aerosols when they talk or breathe. Aerosols are infectious viral particles that can float or drift around in the air for up to three hours. Another person can breathe in these aerosols and become infected with the coronavirus.

When was COVID-19 first reported in the US?

January 20, 2020 CDC confirms the first U.S. laboratory-confirmed case of COVID-19 in the U.S. from samples taken on January 18 in Washington state.