Featured in antibodies
CDC estimates 58 percent of Americans have been infected with COVID so far
If you haven't gotten COVID yet, you're in the minority in the US.
COVID relief funds are drying up—and so are free tests and treatments
Uninsured Americans are already feeling the effects.
Just had COVID? Here’s when you should get a booster.
The exact timing often won't make a big difference, but consider these questions.
COVID antiviral pills work against Omicron—when people can get them
Oral antivirals hold promise for staving off serious illness, but supplies remain limited.
Why the FDA paused monoclonal antibody treatments
Health experts are supporting limited use of two monoclonal antibody treatments after reports that they were ineffective against Omicron.
Researchers are racing to figure out if Omicron can beat our vaccines
Research on the immune system response to Omicron gives us clues about vaccine efficacy. Here's what it can tell us, and what it can't.
We may have grossly underestimated COVID-19 infection rates
Labs and blood banks collect millions of samples each month, offering a distinctive source of data to track cases and also study immunity before and after vaccination.
You can test positive for COVID-19 after a vaccine—but that doesn’t mean the shots don’t work
It takes time to develop antibodies against the novel coronavirus.
President Trump’s COVID-19 treatment includes an experimental antibody cocktail
The chosen drugs might offer more clues to his condition.
The CDC clarifies that COVID-19 immunity and antibodies are still a mystery
New guidelines on quarantining send a mixed message.