How well do COVID vaccines protect after organ transplant?
A new study raised questions about how well COVID-19 vaccines protect organ transplant recipients — and what precautions people with suppressed immune systems should take after the shots.
Major European nations suspend use of AstraZeneca vaccine
A cascading number of European countries — including Germany, France, Italy and Spain — suspended use of AstraZeneca’s COVID-19 vaccine Monday over reports of dangerous blood clots in some recipients, though the company and international regulators say there is no evidence the shot is to blame.
Here’s what our expert panel said about tackling COVID misinformation
At the onset of the pandemic, the ground was fertile for misinformation.
While the new virus rapidly circulated, scientists scrambled to figure out how it spread, whether it was airborne and how to treat it.
No evidence migrants at border significantly spreading virus
As he ended Texas’ coronavirus restrictions Wednesday over the objections of public health officials, Republican Gov. Greg Abbott has tried shifting concern about the virus' spread to migrants with COVID-19 crossing the U.S.-Mexico border, though without evidence they are a significant factor.
Fully vaccinated people can gather without masks, CDC says
Fully vaccinated Americans can gather with other vaccinated people indoors without wearing a mask or social distancing, according to long-awaited guidance from federal health officials.
