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Covid-19 vaccines may prevent infection and not just symptoms, study suggests – CNN

Health experts have said that data so far has shown that Covid-19 vaccines prevent symptoms of the virus — but a new study suggests that the Moderna and Pfizer…

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(CNN)Health experts have said that data so far has shown that Covid-19 vaccines prevent symptoms of the virus — but a new study suggests that the Moderna and Pfizer vaccines may also prevent infections.
A team at the Mayo Clinic health system looked at more than 31,000 people across four states who had received at least one dose of either vaccine — and found their vaccines were upwards of 80% effective in preventing infection 36 days after the first dose.
Vaccine efficacy was 75% 15 days after…

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