Scott Hensley

As the rollout of COVID-19 vaccines unfolds in the U.S., numerous questions around distribution, supply, hesitancy and efficacy persist. Experts from Harvard and the CDC tackle these questions.

Advisers to the Food and Drug Administration voted 20-0 to recommend that the agency authorize Moderna's vaccine for emergency use during the pandemic. There was a single abstention.

Two days before a panel of experts is set to review Moderna's COVID-19 vaccine and advise the Food and Drug Administration, documents show the vaccine is 94% effective and well-tolerated.

In a 17-4 vote, an expert committee concluded that the scientific evidence supports the authorization of the COVID-19 vaccine from Pfizer and BioNTech for emergency use during the pandemic.

The Food and Drug Administration finds "no specific safety concerns" that would stand in the way of authorization of the vaccine for emergency use. Effectiveness is 95% after two doses.

Watch an expert panel discussion on the effort to develop and deploy safe and effective vaccines against COVID-19 on Friday, Nov. 20, to be live-streamed here at 12 p.m. ET

The president, who is being treated for COVID-19, has been downplaying the severity of the disease. He said falsely that, compared with the flu, COVID-19 is "in most populations far less lethal."

The president, who tested positive for the coronavirus, "has completed his first dose and is resting comfortably," physician Sean Conley said in a statement.

The president says 50,000 could die from the flu. So far, the Centers for Disease Control and Prevention says, it's 23,000 this season. Regardless, the flu can't really be compared to the coronavirus.

The Federal Reserve on Monday announced several policies designed to strengthen markets during the coronavirus crisis. Still, stocks are down, minutes after the opening bell.

How do Americans experience and cope with pain that makes everyday life harder? We asked in the latest NPR-IBM Watson Health Poll.

The latest NPR-IBM Watson Health poll found that 29% of people said they were often angry when checking the news. Another 42% said the news sometimes made them angry.

The latest NPR-IBM Watson Health Poll finds that medical visits for symptoms of infections are common and that many people get an antibiotic under those circumstances. But a talk is in order first.

A third of people under 35 said cost led them to put off some form of health care, compared with only 8 percent of people 65 and older, a poll by NPR and IBM Watson Health found.

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While a majority of Americans know about naloxone, there is confusion about the fact that in most places a prescription isn't required to obtain the emergency overdose treatment.

A surgeon at Brigham and Women's Hospital in Boston, Gawande is probably best known for his work writing about how to improve quality and lower costs in health care.

We asked Americans about genetic testing in the latest NPR-Truven Health Analytics Health Poll. People were generally OK with sharing the information with relatives and doctors, but not employers.

A July letter from Aetna CEO Mark Bertolini to the Justice Department said the company would pull back from health insurance exchanges if the government opposed the company's merger with Humana.

Among the quarter of American adults who have had a concussion, most said they had sought medical treatment, according to the results of a poll conducted by NPR and Truven Health Analytics.