Latest COVID-19 Updates

CDC COVID Data Tracker - Cases and Deaths by State

To help prevent the spread of COVID-19 and help our country cope during the pandemic, CDC has occasionally issued legally binding orders and regulations. They are listed here.

Travel requirements have changed for all passengers traveling to the United States by air. Know what you need to do to board a flight to the United States.

This page includes information about Coronavirus Disease 2019 (COVID-19) for travelers and travel-related industries.

Information and frequently asked questions about requirement for proof of negative COVID-19 test or recovery from COVID-19 for all air passengers arriving in the United States

Noncitizen nonimmigrants must be fully vaccinated to travel by air to the US. When you travel to the US by air, you are also required to show a negative COVID-19 test or documentation of recovery.

There are several things to consider when deciding whether it is safe for you to travel in the United States. This includes the following: is COVID-19 spreading where you're going, will you be in close contact with others, are you at higher risk of severe illness if you do get COVID-19, do you have a plan for taking time off from work or school, do you live with someone who is older or has a severe chronic health condition, and is COVID-19 spreading where you live?

Omicron (B.1.1.529) Variant

Federal staffing resources for health departments.

Coronavirus (COVID-19) Home Page

CDC's COVID Data Tracker provides county-level COVID-19 vaccination data in the United States. This site provides an integrated, county view of key data for monitoring the COVID-19 pandemic in the United States. It allows users to explore standardized data

Testing in the U.S.

Answer a few questions to find out what is required to board a flight to the United States.

Variants of SARS-CoV-2, the virus that causes COVID-19, have been reported in many countries around the world. Learn more about the current variants of concern.

Information on COVID-19 vaccination data reported in CDC's COVID Data Tracker.

Learn about COVID-19 forecasts and modeling for new hospitalizations.

Forecasts show national and state level cumulative reported and predicted deaths since the beginning of the pandemic. CDC is working with partners to bring together weekly COVID-19 forecasts in one place.

Learn about COVID-19 forecasts and modeling for new cases.

Search COVID-19 risk assessment by country larger map

Learn the key things you need to know about the new COVID-19 vaccines.

Learn about Coronavirus Disease 2019 (COVID-19), including symptoms, complications, transmission, prevention, treatment, and summary updates of the outbreak.

When Bob Briley retired as a firefighter and paramedic in West Palm Beach, FL to work with the Federal Emergency Management Agency (FEMA), he was accustomed to a 24/7 schedule with a certain level of unpredictability. He also knew that his poised under pressure temperament was an asset to his success. When he brought that skill set to CDC in 2009 as a Deployment Briefing Coordinator during H1N1, he may have solidified his path as one who works in the places that never sleep.

COVID-19 vaccines are safe and effective. Millions of people in the United States have received COVID-19 vaccines, and these vaccines will undergo the most intensive safety monitoring in U.S. history. CDC recommends you get a COVID-19 vaccine as soon as you are eligible. Adverse events described on this page have been reported to the Vaccine Adverse Event Reporting System (VAERS).

Learn about hospital surveillance (rates) and how that information helps find who is most at risk for severe illness and death, including important demographic information

The Moderna COVID-19 vaccine is an mRNA vaccine that requires 2 shots, 28 days apart. Learn about safety data, efficacy, and clinical trial demographics.