Health & Medicine
- Health & Medicine
How often do asymptomatic people spread the coronavirus? It’s unclear
A WHO official said people without COVID-19 symptoms rarely spread the virus, but there’s a lot that researchers don’t yet understand.
- Health & Medicine
Lockdowns may have averted 531 million coronavirus infections
Policies that kept residents at home and closed businesses were largely effective at slowing the pandemic’s spread, two studies suggest.
- Health & Medicine
Taking hydroxychloroquine may not prevent COVID-19 after exposure
Hydroxychloroquine didn’t protect health-care workers from getting sick after being exposed to someone with COVID-19, a new study shows.
- Health & Medicine
What parents need to know about kids in the summer of COVID-19
So far, evidence suggests children don’t often get severely ill from COVID-19, but there’s more to learn about their role in its spread.
- Genetics
Genetic risk factors for Alzheimer’s also raise the risk of getting COVID-19
People who have the APOE4 genetic variant appear to be more vulnerable to the disease, but it’s unclear why.
- Health & Medicine
Wastewater could provide up to a week of warning for a COVID-19 spike
A new study adds to evidence that sewage may serve as an early warning signal that the coronavirus has hit a community.
- Health & Medicine
Infecting people with COVID-19 could speed vaccine trials. Is it worth it?
To accelerate vaccine development, some experts argue we should purposefully infect volunteers with the coronavirus. Others warn of the risks.
- Health & Medicine
Is the coronavirus mutating? Yes. But here’s why you don’t need to panic
Some studies claim there are new strains of the coronavirus, but lab experiments are needed to see if mutations are changing how it infects cells.
- Health & Medicine
Politics aside, hydroxychloroquine could (maybe) help fight COVID-19
Hydroxychloroquine may help prevent COVID-19, or it may not. Studies are under way to find out. Meanwhile, here’s what we know.
- Health & Medicine
There are two versions of the coronavirus. One’s not more dangerous than the other
Factors such as a person’s age and white blood cell counts matter more for disease severity when it comes to COVID-19, a study finds.
- Health & Medicine
As we wait for a vaccine, here’s a snapshot of potential COVID-19 treatments
Though a vaccine remains the ultimate goal, researchers are on the hunt for new ways to treat COVID-19.
- Health & Medicine
New data suggest people aren’t getting reinfected with the coronavirus
People who recover from COVID-19 but later test positive again for the coronavirus don’t carry infectious virus, a study finds.
