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The first big hurdle was crossed when Pfizer shared its clinical trial data with the FDA. Now there are five more steps to get through before this vulnerable population can be vaccinated.

With COVID case counts falling and rising, testing is critical. But how many days after exposure should I test? And if I have symptoms but test negative, might the test not be accurate?

Coroners and medical examiners are starting to test for COVID-19 among those who die unexpectedly, including people who die at home. The process could help communities contain their outbreaks.

Cutting the isolation for positive cases to five days could lead to more infections if people don't take masking seriously. A testing requirement would have made the policy safer, experts say.

President Xi Jinping kicked off the twice-a-decade summit with remarks that touched on COVID, Taiwan, economic policy and more. It is widely expected his rule will be extended beyond two terms.

Maryland is among just a handful of states where at least half of the Latino population is vaccinated. Here are the people making a difference.

Health care experts say that confirmed deaths represent a fraction of the true number of deaths due to COVID because of limited testing.

The House Select Subcommittee on the Coronavirus Crisis is investigating after NPR reported that the boutique health care provider allowed ineligible patients to skip the COVID-19 vaccine line.

Five years after the World Health Organization declared a global pandemic, there has been progress — and backsliding in the way the world responds to infectious disease.

Health Secretary Robert F. Kennedy Jr. chose everyone in the group. Their votes could affect vaccine access for certain childhood vaccines and and the COVID shots. Here's what's at stake.