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Even as COVID-19 cases are spiking in some places, pent-up demand for travel is exploding. But is it safe to fly this holiday season? The CDC is steadfast…

Four years after COVID disrupted high school graduations, many college seniors are looking forward to their first real commencement. Student protests are forcing some to adjust their expectations.

The International Olympic Committee says having fans present will create a favorable atmosphere at the games. Spectators will have to meet COVID-19 requirements, but those have not yet been outlined.

Tweaked boosters rolled out for Americans 12 and older last month, modified to target today's most common and contagious variant. The latest move may expand protection before an expected winter wave.

NPR asked COVID-19 experts how we should keep weighing risk as we enter the fourth year of the pandemic.

Dr. Sumit Ray, critical care chief at a New Delhi hospital, is on the front lines of India's growing COVID-19 crisis. "As a system in different parts of the country, we have collapsed," he says.

Climate change is making heat waves more frequent and intense. With much of the U.S. facing a weekend of extreme temperatures, here are some tips for protecting yourself and your loved ones.

Antibody tests may be coming soon to a pharmacy near you. Here's what the tests reveal — and don't reveal — about you and COVID-19.

The Department of Health and Human Services says it will require new vaccines to be tested against a placebo, which could complicate and delay Food and Drug Administration approval of many vaccines.

Scientists are beginning to come up with answers to the question of how long antibodies from an infection can protect you — and what they'll protect you from.