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Health experts caution communities not to lift coronavirus restrictions too soon as the nation continues on a downward trend of virus infections and deaths.

A small study in South Africa has raised concerns about the effectiveness of the AstraZeneca vaccine, particularly in fighting virus variants.

Dr. Monica Gandhi discusses how to have more nuanced conversations about navigating life post-vaccine.

The Biden administration is promising 61 million rapid at-home tests by the summer. But critics say that's too few and way too late.

Guidance from the CDC on who should be prioritized to get the COVID-19 vaccine was meant to be flexible and inclusive. But "the attempt to have equity created more inequity," says one researcher.

Youth league and school-based sports teams are going to be allowed to start competing later this week. And the Vermont Department of Health says it�

Low initial vaccine uptake among staffers in nursing homes has ignited debates about whether to penalize, persuade or simply pay them more to get the vaccine. But a little patience might work best.

The company's vaccine has shown to be 85% effective against severe forms of the disease. Patients will only need to receive one shot instead of two, as with other vaccines already in use in the U.S.

Glitchy websites, jammed phone lines and long lines outside clinics are complicating the vaccine rollout. And older Americans and those without caregivers and computer skills are at a disadvantage.

At least 70% of people will need to be immune from the coronavirus before COVID-19 can recede through a process known as herd immunity. Vaccines can play a role. But reaching the goal won't be easy.