My partner had Covid and, even though we slept together, I didn't catch it, says Ana, 37. It is a common occurrence.There are children who do not infect their parents, grandparents who don't infect their grandchildren and close contacts with no apparent capacity for transmission.Despite being a highly infectious pathogen, SARS-CoV-2 is not infallible.
#people #individuals #vaccination #efficiently #effectiveness #transmission #reliability #grandparents #immune-system #close-contact
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