Summary List Placement

Many public-health experts got a surprise this month: US coronavirus cases have fallen roughly 70%, on average, in the last six weeks.

The US has recorded an average of around 68,000 daily cases over the last week. The last time the country saw weekly averages that low was in October. Yet with just 47 million Americans vaccinated so far, many experts assumed it would take longer for infections to plummet.Â

So scientists have posited a few theories as to why cases fell: Among the most likely is that many people who are at high risk of exposure or illness have acquired some form of immunity, either through vaccination or natural infection. Cases were also bound to drop after the holidays, once people stopped traveling and congregating indoors as much.

“I think the major reason is that we were just on such a high before, with the surge from Thanksgiving and Christmas, that we’re finally dropping off from that,” Leana Wen, the former health commissioner of …continued .
[Source: Business Insider]