American entrepreneur Elon Musk, who heads Tesla and SpaceX, announced that he had re-infected with the coronavirus.

"I supposedly have it again (sigh), but almost no symptoms," Musk said in a tweet.

According to the World Health Organization, the number of confirmed cases of coronavirus infection in the world exceeded 475 million, and the number of deaths - 6.1 million.

Most of the confirmed cases of infection, data on which were received by WHO, were registered in the United States - over 79 million.