As Americans abandon masks, the world is suffering around them.
Those waiting for an organ transplant are at risk of contracting the coronavirus whether they choose to avoid the health-care system or to interact with it.
The reputation of all COVID-19 vaccines hinges on improving perceptions of the Johnson & Johnson shot.
To reach the remaining holdouts, America’s approach to vaccine distribution is going hyperlocal.
Jewish people were blamed for spreading disease, and considered expendable victims.
Months of exuberant hand-sanitizing and social isolation during the pandemic have changed our exposure to microbes, in ways good and bad.
Readjusting our ideas about what’s safe is going to take time.
The agency’s new guidelines are too timid and too complicated.
Headaches, eye pain, nausea—her symptoms began last spring. No one knows exactly why, except that the pandemic is to blame.
What if a single vaccine could protect us against SARS, MERS, COVID-19, and every other coronavirus-related disease, forever and ever?
Even as cases drop among vaccinated Americans, the coronavirus still can spread among unvaccinated people—who will be disproportionately children.
The notion that lockdowns increased the rate of death by suicide last year has become common knowledge. It’s not backed up by data.
We still don’t know who’s most at risk of getting the Johnson & Johnson vaccine blood clots.
So are theories to explain it.
Some people’s bodies aren’t set up for vaccines.
Concerns about blood clots with Johnson & Johnson underscore just how lucky Americans are to have the Pfizer and Moderna shots.
Public-health leaders in rural America are turning toward the next and more difficult stage of the nationwide vaccination campaign: persuasion.
A pause is just that—a pause—in which health officials can reevaluate the data at hand.
One of COVID-19’s most persistent and mysterious problems finally has some treatments.
Political grandstanding about vaccine passports serves no one.
No, not COVID-19. Many, many viruses can infect humans without making us sick, and how they do that is one of biology’s deepest mysteries.
Domestic vaccine passports are fine on the surface, but they don’t provide help to the people who need it most.
The fact that many adults are still refusing the vaccine makes immunizing children even more important.
Vaccinated and unvaccinated people are getting more lax with behavior at a time when vigilance really matters.
After a year of waves and surges, the pandemic is entering a “tornado” phase in America.
Please don’t forget: It’s allergy season.
If the District were a state, it could fix its shot problem.
A deadlier and more transmissible variant has taken root, but now we have the tools to stop it if we want.
For the moment, reports of a very rare, dangerous blood disorder among recipients cannot be ignored.
Our natural optimism points in one direction, even as recent history points in another.
People are stretching the truth to get the vaccine faster, but experts say I shouldn’t. Here’s why.
Vaccine small talk has given America something to chat about again.
mRNA’s story likely will not end with COVID-19: Its potential stretches far beyond this pandemic.
The coronavirus is changing. So is the disease it causes.
The pandemic’s retreat doesn’t necessarily mean life will get easier for people with OCD.
People with long COVID were left out of vaccine trials. They are now navigating the new shots on their own.
Another coronavirus outbreak is unfolding in Michigan.
A new surge has not yet shown up in the case numbers, but cases could be declining at a slower rate.
We’ll never know for sure how contagious people are after they’re vaccinated, but we do know how they should act.
Coronavirus cases, hospitalizations, and deaths all fell for the fourth consecutive week.
A guide to America’s awkward, semi-vaccinated months
At some point—maybe even soon—the emergency phase of the pandemic will end. But what, exactly, is that magic threshold?
An uncertain spring, an amazing summer, a cautious fall and winter, and then, finally, relief.
In November, COVID-19 levels shot past the worst of the summer’s surge. Now they’re back below that threshold.
Families will gather. Restaurants will reopen. People will travel. The pandemic may feel like it’s behind us—even if it’s not.
Every major pandemic indicator has been falling for weeks.
Four reasons: social distancing, seasonality, seroprevalence, and shots.
Cases are down 57 percent from the country’s all-time peak in early January, according to the COVID Tracking Project.
Hitting the threshold might actually be impossible. But vaccines can still help end the pandemic.
The case count in the U.S. hadn’t dipped that low since November.
New COVID-19 cases, hospitalizations, and deaths all dropped this week.
This winter has been an extraordinarily quiet flu season. Scientists aren’t sure the silence will last.
Side effects are just a sign that protection is kicking in as it should.
Somehow the coronavirus is rampaging through a city that was supposedly immune.