ニューヨーク・タイムズさんのインスタグラム写真 - (ニューヨーク・タイムズInstagram)「Two new Covid shots were approved by the FDA this week, which are now available across the U.S. The vaccines will provide much-needed protection as Covid cases continue to rise in some areas. Although the numbers of Covid hospitalizations and deaths have slowed over the last year, the virus has evolved and mutated into more than two dozen different variants, and most people’s immunity has also waned. Less than 20% of people in the U.S. got the previous booster — and while some parts of our immune system have long memories, the antibodies that help prevent infections decrease significantly in a matter of months. Swipe to learn more about the reformulated Covid shots and read more at the link in our bio.」9月14日 4時45分