COVID-19 vaccines lower risk of infection with delta variant, but infection can still be passed on in household settings
Study of 621 people in the UK with mild COVID-19 infections found that people who received two vaccine doses could still pass the infection on to vaccinated and unvaccinated household members. The analysis found that 25% of vaccinated household contacts tested positive for COVID-19 compared with 38% of unvaccinated household contacts. The infectiousness of vaccinated…