It should be borne in mind that if it is true that the very young who become seriously ill or die from Covid-19 are relatively rare compared to adults, some develop complications. Furthermore, infections in unvaccinated children have increased due to Delta variant which is more easily transmitted. In the US, in particular, nearly 100 children died during the pandemic, nearly 2 million were infected and 8,300 were hospitalized. There are 28 million children between the ages of 5 and 11 in America, most of them of school age