The World Health Organization (WHO) estimates that between 80,000 and 180,000 health workers worldwide have died from the covid epidemic between January last year and May this year.
They also say that there are about 135 million health workers worldwide who are involved in the fight against covid.
About two in five health workers in 119 countries are fully vaccinated, but only one in 10 people on the African continent are fully vaccinated.
Eight out of 10 health workers in developed countries are fully vaccinated, according to the World Health Organization.