: Coronavirus: WHO supports booster shots with priority to high-risk groups #IndiaNEWS The World Health Organization on Wednesday supported coronavirus vaccine booster shots across the world only if

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Coronavirus: WHO supports booster shots with priority to high-risk groups #IndiaNEWS
The World Health Organization on Wednesday supported coronavirus vaccine booster shots across the world only if its need was warranted by evidence and that it was administered on priority to the population with comorbidities and healthcare workers.The statement was issued at a time when the Omicron variant of coronavirus has spread to 106 countries. WHO has called Omicron a “variant of concern� because of its increased transmissibility, infectivity, or resistance to vaccines.“The objective of a booster dose is to restore vaccine effectiveness from that deemed no longer sufficient,� the global health body said in a statement.WHO’s call for booster doses follows the Strategic Advisory Group of Experts on Immunisation statement on October 4 on how vaccine protection against coronavirus saw “a minimal to modest reduction� over six months after the second dose.According to the health body, emerging data has shown a decline in vaccine effectiveness against coronavirus with time, with the protection significantly declining in older adults.“In adults above 50 years, vaccine effectiveness against severe disease decreased by about 10%,� it said. “Vaccine effectiveness against symptomatic disease decreased by 32% for those above 50 years of age.�In this light, the data on protection offered by booster shots from various countries demonstrate “an improvement in protection against infection, milder...Read more

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