A model rehearses with a fabric face mask on, designed by Zhou Li for her Autumn/Winter 2020 collection show, during China Fashion Week in Beijing, following the novel coronavirus disease (COVID-19) outbreak, China on May 3, 2020. (Photo by Tingshu Wang/Reuters)

Wearing a protective mask to curb the spread of the new coronavirus a man attends a memorial for those who have died from COVID-19 worldwide, at Rio's Christ the Redeemer statue in Rio de Janeiro, Brazil, Wednesday, July 1, 2020. (Photo by Leo Correa/AP Photo)

A woman taking a nap on mangoes at city market area after the city eased the lockdown in Bangalore, India 12 July 2021. The Karnataka government eases in covid-19 related lockdown restrictions in the wake of lower coronavirus cases and positivity rate falling below 5% percent. The Karnataka state government administering record 2.5-crore doses till date since the vaccination drive was launched across the state on January 16, Karnataka ranked first in South India in inoculating maximum number of its eligible population, said state Health Minister K. Sudhakar. (Photo by Jagadeesh N.V./EPA/EFE)

Sri Lankan mahout Nishanth relaxes with a tame elephant Suddi, who was recently released from government custody following a court order, in Pannipitiya, a suburb of Colombo, Sri Lanka, Sunday, September 12, 2021. (Photo by Eranga Jayawardena/AP Photo)

Masai women dressed in traditional clothes wear surgical masks as they wait for a ceremony marking World Elephant Day in the Amboseli National Park, Kenya, August 12, 2020. (Photo by Baz Ratner/Reuters)

(L-R) Pieter Van Lankveld, Jay Schippers, Ynze Oegema, Justin Kimmann, Teun Kivit and Twan Van Gendt compete during the Dutch National BMX Championships at Olympic Training Centre Papendal on October 11, 2020 in Arnhem, Netherlands. (Photo by Dean Mouhtaropoulos/Getty Images)

Ellen MacRae a student from Edinburgh University take a lateral flow antigen test at a test centre which is also open to students in Edinburgh Napier University, Queen Margaret University and SRUC on December 1, 2020 in Edinburgh, Scotland. The programme is running in partnership between the University of Edinburgh and other Scottish universities, the Scottish Government and NHS Test and Protect, supporting students leaving their term-time accommodation to travel home at the end of term for the winter break. (Photo by Jeff J. Mitchell/Getty Images)

A man bathes in an ice hole in the Neva River in St. Petersburg, Russia, Wednesday, January 13, 2021. The temperature in St. Petersburg is –15C ( 5 °F). (Photo by Dmitri Lovetsky/AP Photo)