The highest rate of coronavirus infections in England at present is in people aged between 11 and 24, raising the risk of them infecting older or vulnerable relatives at family gatherings
Source:
https://www.newscientist.com/article/0-are-children-likely-to-give-covid-19-to-older-relatives-at-christmas/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home