COVID Symptoms Decrease After Mass Vaccine Distribution: Study

Data from Israel, which has been vaccinating its elderly population in recent weeks, suggests that mass vaccination can stop the spread of severe COVID-19 symptoms, CNBC reports.

The study, published by the Centers for Disease Control and Prevention, is one of the first real-world data sets on how the vaccine is affecting the world. All vaccines were previously reviewed in clinical trials.

  • This is real-world data, showing how the vaccine is developing around the world, according to The Los Angeles Times.

According to the research, the percentage of patients requiring ventilation for severe COVID-19 dropped significantly after vaccinations in the country.

  • “Taken together, these results suggest reduced rates of severe COVID-19 after vaccination,” wrote the researchers, who work at Ben Gurion University of the Negev, Tel-Aviv University and Maccabi Healthcare Services, according to CNBC.
  • “What we see here are early and very encouraging signs that the vaccine is working in the population,” said Florian Krammer, a virologist at the Icahn School of Medicine at Mount Sinai in New York City, according to

A look at the numbers

Israel has been one of the leading countries in vaccination, according to The New York Times. So far, about 84% of the nation’s population aged 70 and over has been fully vaccinated through the Pfizer-BioNTech vaccine, according to CNBC.

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