More than one year into the pandemic, the tide seems to be turning as vaccination distribution and administration continues. Given the immediate need and short time frame, each COVID-19 vaccine is truly a scientific achievement. Both the two-dose mRNA vaccines from Pfizer and Moderna boast about a 95% efficacy rate. The one-dose Johnson & Johnson vaccine offers 72% efficacy.

Each day, millions of people receive a dose. Little by little, there is improvement.

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