A US military study suggests that people who are unvaccinated against COVID-19 and those with moderate or severe infections are at significantly higher risk for persistent symptoms for 1 to 6 months.
Some 96.3% of people aged 80 and over in England were likely to have antibodies at the start of December 2022, up from 89.2% in early September.
For 75 to 79-year-olds, the proportion stands at 95.8%, up from 87.4%. ...
The figures are “likely a result of the vaccination booster campaign”, according to the Office for National Statistics (ONS), which has published the data.
There aren’t any studies or pre-print reports currently available on how effective rapid tests are with XBB, but scientists predict that at-home tests will continue to work well with the latest crop of variants.
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