Stories by KFF Health News

Much of the pioneering work on mRNA vaccines was done with government money, though drugmakers could walk away with big profits

Joe Biden won the election, but Senate Republicans could block his attempts to expand the Affordable Care Act

The outcome could have important consequences for Medicaid, abortion access, and legalization of marijuana and other drugs

Voters must decide whether to keep financing the second largest funder of stem cell science in the world

As the Trump administration eyes a speedy replacement, the court will hear a case against the health care law a week after the election

Whether it’s a cough or a sore throat, doctors in areas affected by the recent wildfires must determine whether symptoms are caused by the coronavirus, smoke or even the flu

The test was halted when a participant suffered spinal cord damage, and U.S. scientists launched an investigation

With no clear guidance from the federal government, schools are pursuing a mix of online and in-person classes

Public health experts offer tips for evaluating the risks of visiting public places during the COVID-19 pandemic

Late-stage clinical trials of the first two coronavirus vaccine candidates in the U.S. plan to recruit 60,000 Americans

Teams are starting to test vaccines using messenger RNA or chimpanzee cold viruses to inoculate humans. Will their benefits last?

Racial minorities and those with underlying health conditions may be at a greater risk from coronavirus infection, but have historically been less likely to be included in clinical trials

The White House told hospitals to report data through a private company system instead of the Centers for Disease Control and Prevention

Experts explain the best time for testing after exposure and how to find test sites

The pandemic has heightened OCD phobias such as fear of germs. Yet some patients say experience with anxiety, and treatment for it, gives them an advantage

Some scientists call for police to stop using the chemical irritants, which could increase the risk of spreading COVID-19

Because high-end N95 masks are scarce, hospitals and other medical centers are using less protective surgical masks

Outcomes vary greatly depending on age and other factors, a pulmonologist explains

Health care providers are delaying “nonessential” surgeries—and that could hurt some patients

Up to one in five hospitalized patients have signs of heart injury. Cardiologists are trying to learn whether the virus attacks the organ

Ambulatory surgery centers, normally restricted to day use, can now take noninfected patients from hospitals

Collecting only positive test results from certain labs skews the data

There is no universal protocol to eradicate the coronavirus, and cleaning means different things to businesses and consumers

Health inspectors have cited more than 60 percent of U.S. nursing homes for health violations such as workers not washing hands enough