Swiss Covid experts predict return to normal by summer thanks to vaccines In mid-April Israel rescinded the mandatory wearing of face masks outdoors and fully reopened schools in the latest return to relative normality, boosted by a mass-vaccination campaign against the Covid-19 pandemic. Keystone / Abir Sultan Life could return to normal in Switzerland by summer once half the population gets fully vaccinated, according to Covid experts. This content was published on May 2, 2021 - 11:49 May 2, 2021 - 11:49 Keystone-SDA/sb Switzerland has “bet on the right horses” with the messenger RNA (mRNA) vaccines from Moderna and Pfizer/Biontech, which are also effective against new variants, according to Steve Pascolo, an immunologist at Zurich University Hospital.