COVID

Proteins involved in immunity, clotting and inflammation could help to unravel the complexity of long COVID

A new variant of the COVID-causing virus SARS-CoV-2 is behind the latest surge in infections this winter, but it doesn't appear to cause more severe disease

You have a “better chance of becoming Spider-Man” than being harmed by DNA from COVID vaccines

Several new studies reveal that getting multiple COVID vaccine doses provides strong protection against lingering symptoms

Ongoing research shows electrical vagus nerve stimulators could relieve some long COVID symptoms. But are the expensive devices worth the price?

Critics push back on proposed CDC guidelines that they say leave health care facilities free to cut corners on N95 masks and other measures that protect workers against airborne diseases such as COVID

Here’s how to plan COVID-safer holiday get-togethers, using websites that show viral levels in wastewater

The colors of lines on COVID tests can show whether you’re getting healthy or staying sick—if they’re interpreted the right way

From new uses for weight-loss drugs to the first CRISPR gene editing therapy, these were some of the most impactful health stories of the year

The death of a grandparent may be a rite of passage, but it is not harmless for many boys, particularly boys of color. Losing a grandparent in childhood corresponds with lower reading, math and verbal skills among boys at a critical age

An injection that targets nerves in the neck appears to relieve parosmia related to COVID infection in some people, but more rigorous studies are needed

Here’s why Long COVID may be declining and what we know about the trend so far