Moving super-spreading instruments, like the trumpet, closer to air vents could limit the aerosol buildup on stage, according to a new study.
The variant is gaining traction worldwide. But vaccines are driving down coronavirus case numbers in the U.S., and it’s unclear whether Delta will reverse that trend.
By rooting through files stored on Google Cloud, a researcher says he recovered 13 early coronavirus sequences that had disappeared from a database last year.
Even those who supported the F.D.A.’s approval of the controversial new drug said authorizing it for anyone with Alzheimer’s disease was much too broad.
People ages 18 to 26 have been slow to get their shots, aides to President Biden said, ruling out the possibility of getting 70 percent of adults at least partly vaccinated by Independence Day.
The increase points to the program’s growing role not just as a safety net, but also as a foundation of U.S. health coverage.
Scientists generally recommend against antibody testing after vaccination. But for some people, it makes sense.
The country reached 500,000 official deaths, behind only the United States and the presumed death count for India.
Shut out from mainstream medicine, some immigrants are buying expensive, unproven Covid therapies from “wellness” clinics or turning to the black market.
More than 1,200 cases have been reported, mostly mild and more often in young men and boys. The benefits of vaccination still far outweigh the risks, experts said.