Exhausted grave diggers rest in between funerals at a cemetery designated for Covid-19 victims in Bandung on June 15, 2021, as infection numbers soar in Indonesia. (Photo by Timur Matahari/AFP Photo)

People cling on to a crowded train as it leaves a railway station during the ongoing Coronavirus Disease (COVID-19) outbreak in Ghaziabad, India, September 21, 2021. (Photo by Anushree Fadnavis/Reuters)

An Egyptian man shows off his motorcycle skills, following the outbreak of the coronavirus disease (COVID-19), in Cairo, Egypt on July 17, 2020. (Photo by Mohamed Abd El Ghany/Reuters)

A nurse at St. Joseph's Hospital wears a unique mask as the hospital celebrates the release of a COVID-19 patient after 45 days in their care during the outbreak of the coronavirus disease (COVID-19) in Orange, California, U.S., May 5, 2020. (Photo by Mike Blake/Reuters)

Coronavirus infection (COVID-19) is still continuing in the country, a guard of Gyeongbokgung Palace wears a protective mask with a goblin pattern at the entrance of the palace, which is currently not being opened to the public due to Covid-19 in Seoul, South Korea on June 18, 2020. (Photo by Chris Jung/NurPhoto via Getty Images)

A healthcare worker dressed as Santa Claus distributes gifts to children at the Ayeyarwady Covid Centre in Mandalay, Myanmar, on December 25, 2020, Christmas Day, amid the Covid-19 pandemic, caused by the novel coronavirus. (Photo by Ye Aung Thu/AFP Photo)

A boy sells balloons in front of a closed market as the government reduces market business hours after new cases of COVID-19 were reported across the country in Peshawar, Pakistan, 03 August 2021. Countries around the world are taking increased measures to stem the widespread of the COVID-19 disease. (Photo by Arshad Arbab/EPA/EFE)

Travellers wait in queue to test for COVID-19 at a train station in Mumbai, India, Tuesday, November 30, 2021. (Photo by Rafiq Maqbool/AP Photo)