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How does COVID-19 affect the heart? Even though it’s known as a respiratory virus, doctors believe the coronavirus can directly infect...

Am I immune to the coronavirus if I’ve already had it? You have some immunity, but how much and for how long are big unanswered...

Ah, winter ― a time where we find ourselves constantly asking if we’re sick or if it’s just a reaction to the weather and all that comes...

Ten years ago, a deadly infectious disease killed more than 36,000 Americans. The next year, it killed another 12,000. Over each of the...

A coronavirus variant that probably emerged in May and surged to become the dominant strain in California not only spreads more readily...

After more than 11 months of isolation, the dining room at John Knox Village was filled with laughter and joy last week. Residents of the...

Pfizer-BioNTech will begin testing a booster shot to combat COVID-19 variants, the companies announced Thursday. The announcement came...

Many parents, caregivers, and guardians face new and difficult choices about how their child will return to school in the fall, such as...

Guillermo “Memo” Sanchez is both a marathoner and a disease detective. Memo is a part of the Epidemic Intelligence Service (EIS), whose ...

Since launching an agency-wide response to the COVID-19 pandemic on January 21, 2020, CDC has been learning more about how the disease ...

What you need to know Anyone can have mild to severe symptoms. Older adults and people who have severe underlying medical conditions ...

Pyoeng Gyun Choe1, Chang Kyung Kang1, Hyeon Jeong Suh, Jongtak Jung, Kyoung-Ho Song, Ji Hwan Bang, Eu Suk Kim, Hong Bin Kim, Sang Won...

COVID Data Tracker Find maps and charts tracking cases, deaths, and trends of COVID-19 in the U.S. United States COVID-19 Cases and...

An influenza pandemic is a global outbreak of a new influenza A virus. Pandemics happen when new (novel) influenza A viruses emerge...

​Since launching an agency-wide response to this pandemic on January 21, 2020, CDC has been preparing healthcare workers, learning more...