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WHO designates JN.1 as separate COVID-19 variant of interest PAHO/Flickr cc CIDRAP

Due to its rapid growth and potential to add to the respiratory virus burden in Northern Hemisphere countries, the World Health Organization (WHO) today designated JN.1, part of the BA.2.86 SARS-CoV-2 lineage, as its own variant of interest.

Over the past month, the proportion of JN.1 viruses has rapidly increased, rising from 3.3% in early November to 27.1% by early December. Countries reporting the highest proportions include France, the United States, Singapore, Canada, and the United Kingdom.

Study: 1 in 7 Americans have had long COVID iStock CIDRAP

A new investigation led by researchers from the University College London and Dartmouth College suggests 14% of Americans had long COVID by the end of 2022. The details of the investigation are published in PLOS One.

Moreover, Americans who report having experienced long COVID said they also experienced more anxiety, low mood, and difficulty with memory. ...