A German man seems to be no worse for wear after having allegedly gotten more than 200 covid-19 vaccine doses. In a new study out this week, scientists examined the man’s blood and saliva and found no evidence that the “hypervaccination” he went through harmed his immune response to covid-19 or his general health. If…
Here’s one weird trick for making the most out of your next two-dose vaccine: get a shot in both arms. A recent study found evidence that a two-arm approach can noticeably, if modestly, improve the body’s immune response to covid-19 compared to two shots in the same arm. More research will be needed to confirm whether…
New research links the rare neurological condition Guillain-Barré syndrome to covid-19. The study tracked millions of people in Israel, finding that those with a recent history of covid-19 infection were noticeably more likely to develop Guillain-Barré than those without one. Conversely, covid-19 vaccination appeared…
This week, the Food and Drug Administration has approved updated mRNA vaccines for covid-19. The vaccines are intended to increase people’s protection from the latest circulating variants of the coronavirus, which has started to cause a recent uptick in illness. The Centers for Disease Control and Prevention will soon…
