The majority of people experiencing anaphylaxis had a history of allergic reactions, a report by the agency finds.

From immigration reform to climate change amelioration, researchers and science policy advocates share their hopes for 2021 and beyond.

J. Michael Lane was the director of the CDC’s successful program to eradicate smallpox.

An online conspiracy theory retweeted by President Donald Trump misconstrued data regarding the number of people who have died from the coronavirus.

Actual cases may be as much as 6 to 24 times higher than reported, but we’re still a long way off from herd immunity.

The Trump administration suggests deploying the National Guard to ensure timely data sharing into a new, centralized database.

An open letter points to outbreaks that cannot be explained by large droplets and contact with surfaces alone.

Autopsies recently carried out in California show that one person died of the disease on February 6—three weeks before the nation recorded its first fatality.

Assembling the first COVID-19 test kits in the same room as coronavirus material, along with other practices that didn’t follow protocol, made the tests unusable, officials say.