Now there is the confirmation: the double dose of vaccine protects against the disease

With vaccines, people are less infected, and when they do, there is still less risk of developing a symptomatic disease and passing the virus to someone else. Even in the case of the dreaded Delta variant, which is currently rampant almost everywhere. It had already been said several times by virologists but to confirm it now are the most recent data from the React-1 study, a large program of monitoring the spread of Sars-Cov-2 in the UK population carried out by the Imperial College, which speak about three times the prevalence of infections in the unvaccinated population, and indicate on average a much lower viral load (and therefore less infectivity) in people who received two doses of the vaccine.

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