Health Care

About 80 conditions can be described as autoimmune disorders, although definitions are still changing

Experts weigh in on common questions about whether and when additional doses of coronavirus vaccines may be needed

An educational experiment used escape rooms and the undead to set the stage for a terrible situation that would become all too real

The U.S.’s top infectious disease specialist describes a new Biden administration program to develop and test antivirals—and what he’s most worried about as the nation reopens

Using machine learning, researchers created a tool that might help doctors improve people’s healthy lifespan

Amid a COVID surge in Africa, vaccine promises from richer nations are not enough to bring an early end to the pandemic, experts say

It’s time to invest more in home-based care and nursing homes, increase workers’ pay and improve oversight

We must train providers to understand their unique needs in order to deliver affirming, compassionate treatment

Chronic inflammation and immune breakdown appear to be key reasons

By a vote of 7-2, the court declined to overturn the landmark health care law for the third time

Designers should show how well instruments perform across different populations

Preliminary results from a trial of more than 600 people are the first to show the benefits of combining different vaccines