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Recent studies have published encouraging findings around immunity So far, more than 45 million of us have had a first dose of a Covid-19 vaccine dose - about nine in 10 of the adult population – and more than 33 million people in the UK have had a second. This magnificent national effort is now paying dividends. Despite rising case numbers, the proportion of people ending up in hospital after infection is much smaller than in previous waves. But now attention is turning to the next big issue: How long will immunity last? Concerns about waning antibody levels and the efficacy of current vac...

But is it safe to go abroad? The introduction of a traffic light system and easing of travel restrictions could be read as a big thumbs up to pack that suitcase of yours, but experts in viral transmission are a little more cautious. “I don’t consider mass international travel to be desirable at the current time,” Professor Eleanor Riley, an immunologist and expert in infectious disease at the University of Edinburgh, tells HuffPost UK. If you’re fully vaccinated by summer, overseas travel should not be a particular health risk, she acknowledges, but there are still some unknowns. For...

BBC News By Rachel Schraer image copyrightGetty Images The UK's vaccination programme is beginning to break the link between Covid-19 cases and deaths, scientists tracking the epidemic have said. A study found infections had fallen by roughly two-thirds since February, but have begun to level off. While the decline in cases has stalled - probably because people are beginning to mix more - deaths did not follow the same pattern. This was not the case before January, when the vaccine rollout began. The research, commissioned by the government and run by Imperial College London, is based on sw...

BBC News By Rachel Schraer image copyrightGetty Images The UK's vaccination programme is beginning to break the link between Covid-19 cases and deaths, scientists tracking the epidemic have said. A study found infections had fallen by roughly two-thirds since February, but have begun to level off. While the decline in cases has stalled - probably because people are beginning to mix more - deaths did not follow the same pattern. This was not the case before January, when the vaccine rollout began. The research, commissioned by the government and run by Imperial College London, is based on sw...

THE FALL in Covid cases is slowing and there and there may be a slight uptick in London.England's biggest virus infection survey has shown very early