Scientists have found three viruses in bats in Laos that are more similar to SARS-CoV-2 than any known viruses. Researchers say that parts of their genetic code bolster claims that the virus behind COVID-19 has a natural origin — but their discovery also raises fears that there are numerous coronaviruses with the potential to infect people. ...
Officials from the Centers for Disease Control and Prevention (CDC) outlined new data on Wednesday that found that coronavirus vaccines do not increase the risk of miscarriage or birth defects. ....
The Centers for Disease Control and Prevention is recommending the Biden administration halt flights of Afghan evacuees from military bases overseas to the U.S. for at least 21 days following a measles vaccination, according to two people with direct knowledge of the matter.