A study released on Friday has raised fresh concerns that easing Covid restrictions before countries have achieved full inoculation could significantly increase the risk vaccine-resistant strains emerging, allowing them to thrive.

Modelling conducted by Austria’s Institute of Science and Technology, in a pan-European study with the Bank of Spain and University of Geneva Medical School, advised officials to maintain Covid restrictions until they have achieved full vaccination or herd immunity to avoid the rise of vaccine-resistant variants. (RT)