Noncitizen nonimmigrants must be fully vaccinated to travel by air to the US. Some categories of…
Search COVID-19 risk assessment by country larger map
CDC COVID Data Tracker - Cases and Deaths by State
CDC reports COVID-19 vaccination data online on COVID Data Tracker and in vaccination datasets.
Risk of COVID-19 hospitalization and death by age group
COVID-19 vaccines are safe and effective. Millions of people in the United States have received COVID-19…
CDC reports COVID-19 vaccination data online on COVID Data Tracker and in vaccination datasets. Timely and…
CDC recommends everyone ages 5 years and older get vaccinated against COVID-19. Everyone ages 12 years…
A review of the week's key data from CDC's COVID Data Tracker, narrative interpretations, and visualizations.
CDC recommends that moderately or severely immunocompromised people receive an additional dose of mRNA COVID-19 vaccine…
People who have had 2 shots of Pfizer-BioNTech or Moderna vaccines may need to start receiving…
people who are up to date with their vaccines are well protected from serious illness or…
Risk of COVID-19 hospitalization and death by race/ethnicity
The Moderna COVID-19 vaccine is an mRNA vaccine that requires 2 shots, 28 days apart. Learn…
This page provides information and resources to help public health departments and laboratories investigate and report…
COVID-19 vaccines are safe and effective. However, some people who are fully vaccinated will still get…
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…
CDC has provided buttons and badges for public use. The graphic can be placed in any…
it is crucial that the needs of mothers, newborns, and children are kept in mind when…
The Pfizer-BioNTech COVID-19 vaccine is an mRNA vaccine that requires 2 shots, 21 days apart. Learn…
Learn about COVID-19 vaccination for children and teens with disabilities, and how to request accommodations at…
COVID-19 can make children and teens very sick and sometimes requires hospitalization. Help protect children ages…
Through continued safety monitoring, COVID-19 vaccination has been found safe for children and teens.
Safety monitoring systems are in place to capture information about vaccination during pregnancy. CDC and the…
COVID-19 vaccines have undergone the most intensive safety monitoring in U.S. history. Learn about clinical trials…
Children can get COVID-19. Help protect everyone 5 years and older by getting them vaccinated against…
How to get a vaccine, what you need to know before your appointment, and what you…
CDC and its partners are monitoring reports of myocarditis and pericarditis. CDC continues to recommend COVID-19…
Vaccines information, Free vaccination information and what you need to know before your appointment, and what…
Because COVID-19 is a new disease with new vaccines, you may have questions about what happens…
Answers to commonly asked questions about COVID-19 vaccines, including vaccine cost, availability, and types.
Coronavirus (COVID-19) Home Page
Kids 12 years of age and older can get the Pfizer-BioNTech COVID-19 vaccine to help protect…
This page is designed to answer frequently asked questions concerning children receiving the COVID-19 vaccine.
Although the vaccine supply is currently limited, CDC is working toward making vaccines widely available for…
What you need to know about vaccines, including frequently asked questions and benefits of getting vaccinated.
Children and teens may have some side effects after getting their COVID-19 vaccine, but they should…
The World Health Organization (WHO) outlines two approaches to expand and ensure access to essential health…
CDC is analyzing healthcare data, partnering with clinicians, and working with researchers to learn more about…
Heart conditions associated with COVID-19 include inflammation and damage to the heart muscle itself, known as…
Messenger RNA (mRNA) vaccines teach our cells how to make a protein that triggers an immune…
Use this step-by-step guide to learn how you can register for v-safe to report any side…
Viral vector vaccines are safe and effective. They use a modified, harmless virus to deliver instructions…
Guidance for clinical healthcare workers on clinical care for patients with underlying medical conditions who are…
Use this step-by-step guide to learn how you can register your dependent or child into v-safe…
Travel requirements have changed for all passengers traveling to the United States by air. Know what…
Noncitizen nonimmigrants must be fully vaccinated to travel by air to the US. When you travel…
Healthcare personnel who are pregnant or breastfeeding may get vaccinated for COVID-19, but there are many…
This page includes information about Coronavirus Disease 2019 (COVID-19) for travelers and travel-related industries.
Frequently Asked Questions regarding travel during the COVID-19 pandemic.
Communication Toolkit for Airlines to inform Travelers and Crew
There are several things to consider when deciding whether it is safe for you to travel…
J&J's Janssen COVID-19 vaccine is a viral vector vaccine that requires only 1 shot. Learn about…
J&J's Janssen COVID-19 vaccine is a viral vector vaccine that requires only 1 shot. Learn about…
Communication Resources for Travelers regarding travel health alerts and COVID-19.
Resources for Correctional and Detention Facilities
CDC created this airline toolkit for airlines that are educating/informing travelers and crew about COVID-19.
Infographic for identifying COVID-19 close contacts in K-12 school settings and public health recommendations for close…
Society in every state is a blessing, but government, even in its best state, is a necessary evil; in its worst state, an intolerable one.
Thomas Paine
By identifying clouds in data collected by NASA’s Mars Reconnaissance…
Newly published research quantifies the presence of organic carbon in…
The map, to be released in batches over six months,…
Striking rock formations documented by the rover provide evidence of…
The mission’s team has chosen to operate its seismometer longer…
Sixteen scientists from the U.S., Europe, Canada, and Japan have…
NASA’s Mars Atmosphere and Volatile EvolutioN, or MAVEN, mission returned…
The rover’s weather sensors witnessed daily whirlwinds and more while…
Imagery has come down from Mars capturing a recent flight…
Dusty solar panels and darker skies are expected to bring…
A new study using data from NASA’s Mars Odyssey orbiter…
The rotorcraft provided rover scientists an aerial perspective of an…
Eyeing some of the components that enabled the rover to…
Among the missions are InSight, Mars Reconnaissance Orbiter, Mars Odyssey,…
The Mastcam-Z camera recorded video of Phobos, one of the…
Collecting samples as it explores an ancient and now-dry river…
NASA’s MAVEN mission and the United Arab Emirates’ Hope Probe…
To avoid patches of knife-edged rocks, the mission has taken…
The first aircraft to achieve powered, controlled flight on another…
A new study based on recordings made by the rover…
The team behind the agency's history-making rotorcraft soars, picking up…
The rover’s self-driving capabilities will be put to the test…
With its recent 21st flight complete, the Red Planet rotorcraft…
Monsoon rains have overwhelmed villages, inundated crops, and displaced hundreds…
Snowmelt and heavy rain caused historically high water that destroyed…
Your challenge is to use the comments section to tell…
Researchers with SERVIR created a web-based tool that integrates NASA…
Regular spring flooding has led Native peoples to adapt to…
The bears in Southeast Greenland are uniquely adapted to living…
Researchers used satellite images to chronicle the historical expansion of…
Satellite imagery shows the line of damage extending through Gaylord.
A 20-kilometer-long tunnel under Rocky Mountain National Park diverts water…
New research shows that phytoplankton in the region are about…
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