AstraZeneca will publish up-to-date results from its major U.S. COVID-19 vaccine trial within 48 hours after health officials publicly criticized the drugmaker for using “outdated information” to show how well the immunization worked. The rare public rebuke marks the latest …
Roughly 1 in 100,000 people have had a severe allergic reaction to the first Covid-19 vaccine, a rate that’s higher than the flu vaccine but still quite rare, U.S. health officials said. A study by the Centers for Disease Control …
One of the top U.S. public health officials on Aug. 21 warned that the mosquito-borne Zika virus could extend its reach across the U.S. Gulf Coast after officials last week confirmed it as active in the popular tourist destination of …
