As millions continue to wait their turn for the COVID-19 vaccine, small but steady amounts of the precious doses have gone to waste across the country.
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.
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.
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.