COVID-19 vaccine: five years later, the list of persistent symptoms is growing.
Faced with this alarm situation, COVID -19 vaccines were developed urgently. After almost five years of observation and analysis, we now know the side effects of the different vaccines have been received.
Source: www.letemps.ch
In December 2019, a novel virus originating in China spread around the world, alarming the highest authorities including the World Health Organization (WHO). A highly contagious disease called COVID-19 emerge, along with an pandemic unprecedented.

In France, the first cases diagnosed were at the end of January 2020 and the first deaths caused by this new virus were about recorded twenty days later.
On March 17, 2020, a general confinement of the population was imposed. A little less than two months later it was lifted, but the use of mask became mandatory. The authorities, in collaboration with the Pasteur Institute, are considering a vaccination campaign.
Several pharmaceutical companies (Pfizer, AstraZeneca, Moderna, Johnson & Johnson, etc.) designed and offered their vaccines in record time. This was followed by numerous questions.
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