"If the meeting (with the coronavirus. -

RT

) occurred during the period of time when circulating active antibodies remained in the blood, then most likely the disease will not develop at all," he said on Instagram.

In the second case, when there are no antibodies, but there are memory cells, it will take time for the body to recognize the pathogen.

At the same time, antibodies will appear faster with a second coronavirus disease, and the disease will proceed more easily than with the first meeting with COVID-19.

Wound, Moscow Mayor Sergei Sobyanin said that a second coronavirus disease in Moscow is detected in less than 1% of those who have recovered.

Physician Irina Yartseva, in an interview with NSN, told how long immunity to COVID-19 lasts.