The President of the European Commission, Ursula von der Leyen, Friday confirmed that the Delta mutation is the cause of most infections in Europe, and that the Omicron variant is present in nearly all European countries. 

During a press conference in Brussels with the new German chancellor, Olaf Schulz, she said that scientists still do not know the severity of the disease caused by this latest mutant, but it is very clear that it is highly contagious, and the number of infections doubles within two or three days. days.