6,246 results
6,246 results for: Virus
- Health & Medicine
Against all odds, 2020 featured some good health news
Good health news in 2020 included a first treatment for peanut allergies, a rare self-cure for HIV, and an Ebola outbreak ends.
- Health & Medicine
Western wildfires’ health risks extend across the country
As western wildfires become more common, hazardous smoke is sending people — especially children — to emergency rooms on the East Coast.
- 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
Immunity to COVID-19 may persist six months or more
Even after recovery, the body continues to improve its antibody response to the coronavirus — perhaps thanks to viral bits hiding in the intestine.
- Health & Medicine
The COVID-19 pandemic is now a year old. What have scientists learned?
As we enter the pandemic’s second year, researchers share what they’ve learned and what they look forward to.
- Health & Medicine
Epidemics have happened before and they’ll happen again. What will we remember?
A century’s worth of science has helped us fend off infectious pathogens. But we have a lot to learn from the people who lived and died during epidemics.
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- Health & Medicine
Global inequity in COVID-19 vaccination is more than a moral problem
Wealthy countries are vaccinating at much higher rates than low-income countries. Such inequities could ultimately prolong the pandemic for all.
- Humans
Ancient human bones reveal the oldest known strain of the plague
The earliest known plague strain emerged about 7,100 years ago and was less contagious as the one behind Black Death — but was still deadly.
- Health & Medicine
Pfizer says its COVID-19 vaccine is safe and works well for kids ages 5–11
A lower dose of the vaccine produced as many antibodies in elementary school–age kids as a full-dose shot did in teens and young adults.
- 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.
