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- Health & Medicine
Immune cells’ intense reaction to the coronavirus may lead to pneumonia
Immune cells that patrol lung tissue may play a role in the progression of a coronavirus infection to pneumonia, lab studies show.
- Health & Medicine
What should we expect from the coronavirus this fall?
The virus may be reaching a phase of baseline circulation, says epidemiologist Aubree Gordon. But it’s unclear what will happen in the next few months.
- Humans
Here’s why COVID-19 isn’t seasonal so far
Human immunity and behavior may be more important than weather for driving seasonality when it comes to COVID-19.
- Health & Medicine
A new device can detect the coronavirus in the air in minutes
The detector can sense as a few as seven to 35 coronavirus particles per liter of air — about as sensitive as a PCR test but much quicker.
- Health & Medicine
Here’s how much coronavirus people infected with COVID-19 may exhale
Just breathing naturally can lead people with COVID-19 to emit dozens of copies of viral RNA a minute and that can persist for eight days, a study finds.
- Health & Medicine
The CDC is expanding its disease surveillance of international travelers
Passengers at four major U.S. airports will now be tested for over 30 pathogens through a mix of wastewater testing and voluntary nasal swabs.
- Health & Medicine
Early mRNA research that led to COVID-19 vaccines wins 2023 medicine Nobel Prize
Biochemists Katalin Karikó and Drew Weissman devised mRNA modifications to make vaccines that trigger good immune responses instead of harmful ones.
- Health & Medicine
Health risks can persist at least 2 years after COVID-19, new data suggest
U.S. veterans who tested positive for COVID-19 in 2020 remain at higher risk for many long COVID conditions, from heart disease to gastrointestinal issues.
- Ecosystems
A new road map shows how to prevent pandemics
Past viral spillover events underscore the importance of protecting wildlife habitats.
- Health & Medicine
More than 1 billion people worldwide are now estimated to have obesity
A new analysis suggests that the prevalence of obesity has doubled in women, tripled in men and quadrupled in children and adolescents from 1990 to 2022.
- Health & Medicine
How raccoon dog DNA fits into the COVID-19 origins debate
Did the virus that causes COVID-19 come from animals or a lab? Evidence hints at animals. Either way, we should be prepping for the next pandemic.
- Health & Medicine
The U.S. COVID-19 public health emergency is ending. What does that mean?
The declaration, made early in the pandemic, made tests, vaccines and treatments free to all. On May 11, the proclamation ends.
