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The Food and Drug Administration earlier this month greenlighted updated Covid boosters from Pfizer and Moderna. The shots, which are formulated to target the XBB.1.5 subvariant, are now available.Anyone age 5 and older can get an updated booster shot from either Pfizer-BioNTech or Moderna, regardless of whether they were previously vaccinated, the FDA said in a statement on Sept. 11. People who have been...

Some people seeking the newest Covid vaccines are running into high demand, insurance headaches and supply delays coast to coast.Millions of the newly formulated vaccines have shipped out since the Centers for Disease Control and Prevention signed off on them last week for ages 6 months and up. Cases started rising again in late summer, and experts hope the new shots will help protect people during...

Covid cases and hospitalizations have risen again. Some Americans are anxious about possibly getting very sick from the infection. Paxlovid antiviral pills remain an option for mitigating the risk. But what do we know about how well the treatment works, and who stands to benefit?Paxlovid lowers the amount of virus in the body. Research has shown that it is associated with a reduced risk...

More than three years into the pandemic, the millions of people who have suffered from long Covid finally have scientific proof that their condition is real. Scientists have found clear differences in the blood of people with long Covid — a key first step in the development of a test to diagnose the illness. The findings, published Monday in the journal Nature, also offer...

At-home Covid tests can be ordered for free starting Monday. Households can now order four free tests for home delivery at COVIDTests.gov. According to the government website, orders will begin shipping the week of Oct. 2. When the new tests arrive, however, people are advised to check the expiration dates on the boxes. Some tests may show expired dates, but the Food and Drug Administration has...