CDC Novel Coronavirus
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Things to Know about the COVID-19 Pandemic
As COVID-19 continues to spread across the country and the world, we all must remain vigilant. The changes we have had to make to routines and daily life are extremely…
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Frequently Asked Questions about COVID-19 Vaccination
State, tribal, territorial, and local jurisdictions: CDC is working with state, tribal, territorial, and local jurisdictions on the development of COVID-19 vaccination plans for their respective areas. CDC released a…
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I wear a mask because…
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Understanding How COVID-19 Vaccines Work
In the United States, there is not yet an authorized or approved vaccine to prevent coronavirus disease 2019 (COVID-19). Once available, COVID-19 vaccines will help prevent a disease that can…
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About COVID-19 vaccines
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Treatments Your Healthcare Provider Might Recommend for Severe Illness
The best way to prevent illness is to avoid being exposed to or spreading the virus that causes COVID-19: Wash your hands often. Avoid close contact with people who are…
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Tips for Voters to Reduce Spread of COVID-19
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Wastewater Surveillance Testing Methods
Use this guidance to implement wastewater-based disease surveillance. Wastewater-based disease surveillance is a rapidly developing science, and CDC will continue to update guidance and information as it becomes available. Testing…
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Public Health Interpretation and Use of Wastewater Surveillance Data
On This Page Overview of wastewater surveillance data interpretation and use Appropriate public health interpretation of wastewater surveillance data depends on understanding the surveillance sampling strategy and testing limitations, as well…
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How to Select, Wear, and Clean Your Mask
Links with this icon indicate that you are leaving the CDC website. The Centers for Disease Control and Prevention (CDC) cannot attest to the accuracy of a non-federal website. Linking…