CATANIA, ITALY - MAY 22: A rapid serological test is carried out in the molecular biology laboratory of Cannizzaro Hospital on May 22, 2020 in Catania, Italy. Restaurants, bars, cafes, hairdressers and other shops have reopened, subject to social distancing measures, after more than two months of a nationwide lockdown meant to curb the spread of Covid-19. (Photo by Fabrizio Villa/Getty Images)