Thick smoke pouring in from Canada’s wildfires canceled baseball games and pushed air quality in major US cities to the worst in the world.
Decades of research show that respiratory illnesses are dramatically reduced when people wear face masks.
Two political scientists in their study in South Dakota found people trusted medical professionals the least when it came to public health messages.
Despite the halt to the federal mask mandate for mass transit, people may still choose to protect themselves. For those who do, the type of mask and how well it fits matter.
The constantly changing COVID-19 rules can be frustrating. But this pandemic is like no other public health crisis in history. It is better to think of the virus and US responses the way we think about hurricanes.
The CDC’s controversial recommendation changes are based on new studies showing that most omicron transmission takes place within five days of the onset of illness.
As mask mandates fall and the CDC issues new mask guidance, kids may experience anxiety around removing their masks. Clear communication from grown-ups can help children navigate the uncertainty.
Whether about a comet hitting the Earth or a virus infecting the world, fear-based messages often do not succeed at changing people’s behaviors.
The CDC’s updated mask guidelines say that cloth masks offer the least protection from COVID-19. Differences in the materials masks are made from and the ways they fit are the reason.
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