Past COVID infection provides at least 5 months of immunity, study shows

London — Most people who have had COVID-19 have some immunity against catching it again for at least five months, according to a study by Public Health England. The U.K. government health agency’s research showed that someone who’s been infected is 83% less likely than someone with no previous infection to catch the coronavirus again over a five-month period.
The researchers noted, however, that someone who’s been infected may still be able to carry the virus and pass it on to others, even if they don’t get sick again.
The period of partial immunity starts from when someone first becomes sick, according to the study.
The data comes from months of regular testing of health care workers, for both active infections and antibodies indicating past infection, carried out by Public Health England across the U.K. …continued .
[Source: CBS News]