6,291 results
6,291 results for: Virus
- Health & Medicine
Most pro athletes who got COVID-19 didn’t develop heart inflammation
Few professional athletes developed heart inflammation after a bout of COVID-19, but how the findings relate to the general public isn’t clear.
- Health & Medicine
Novavax’s COVID-19 vaccine is effective, but less so with some variants
Novavax’s vaccine fends off the original coronavirus and a U.K. variant, but had more trouble with a South Africa variant.
- Health & Medicine
How coronavirus variants may pose challenges for COVID-19 vaccines
Some coronavirus mutations may make vaccines less effective, but the immune system is multifaceted and vaccines can be updated.
- Ecosystems
Wildfires launch microbes into the air. How big of a health risk is that?
How does wildfire smoke move bacteria and fungi — and what harm might they do to people when they get there?
- Health & Medicine
COVID-19 has exacerbated a troubling U.S. health trend: premature deaths
The pandemic played into already rising death rates from obesity, drugs, alcohol and suicide.
- Health & Medicine
What do COVID-19 vaccines mean for daily life in the months ahead?
Effective COVID-19 vaccines are a ray of hope. But masks and distancing are still necessary, especially with contagious variants spreading.
- Health & Medicine
One-shot COVID-19 vaccine is effective against severe disease
The effectiveness of Johnson & Johnson’s vaccine at preventing hospitalization and death holds up against a South Africa variant of the coronavirus.
- Health & Medicine
Making masks fit better can reduce coronavirus exposure by 96 percent
Double masking, rubber bands and other hacks can produce a tighter fit and prevent aerosol particles that can carry coronavirus from getting through.
- Health & Medicine
The COVID-19 death toll sent U.S. life expectancy plunging in 2020
Estimates show that American’s overall life expectancy declined by a year, but for Black Americans, the drop was almost three years.
- Health & Medicine
Could delaying a second vaccine dose lead to more dangerous coronavirus strains?
Some experts worry extending the time between vaccine doses could help the virus evolve in potentially harmful ways, but viral evolution is complex.
- Health & Medicine
The more contagious coronavirus variant may soon be the U.S.’s dominant strain
More rigorous efforts to vaccinate, wear masks and social distance are needed to curb the variant’s spread, CDC says.
- Health & Medicine
A new polio vaccine joins the fight to vanquish the paralyzing disease
Work on the ground to vaccinate children continues in the push to finally eradicate polio.
