Вакцины снижают шанс заболеть

"For the week of August 7, the average daily COVID-19 case rate among unvaccinated Californians is 51 per 100,000 and the average daily COVID-19 case rate among fully vaccinated Californians is much lower at 8.2 per 100,000."

https://www.cdph.ca.gov/Programs/CID/DCDC/Pages/COVID-19/Post-Vaccine-COVID19-Cases.aspx