To ask the Secretary of State for Health and Social Care, what assessment he has made of the level of immunity that has been acquired by people verified as having tested positive for covid-19 in the last three months.
This answer is the replacement for a previous holding answer.
2 February 2021
Currently, we do not know how long immunity developed from infection or vaccines lasts.
Further research is being carried out to establish the efficiency of long-term immunity after infection or vaccination that remains after initial antibody levels have dropped off.