Two-thirds of people with Omicron in England had Covid before, study finds
Two-thirds of people recently infected with the Omicron variant say they had Covid previously, according to a new British study .
The REACT (REal-time Assessment of Community Transmission) research team swap-tested thousands of volunteers across England.
Almost two out of every three Covid-positive participants reported having had Covid before, according to the findings published by the Imperial College London on Wednes…
Boosters increase protection against death from Omicron in over-50s to 95% – UKHSA
Covid boosters increase protection against death from the Omicron variant to 95% in people aged 50 or over, the UK Health Security Agency said on Thursday.
The UKHSA said that about six months after a second dose of any of the Covid vaccines, protection against death with Omicron was about 60% in those aged 50 and over. However, this increased to around 95% two weeks after receiving a booster vaccine dose.
UKHS…
“ After two doses effectiveness was 9% and 13% respectively for BA.1 and BA.2, after 25+ weeks ,” the UKHSA said. “This increased to 63% for BA.1 and 70% for BA.2 from two weeks following a booster vaccine.”
