A US study found that vaccinated children are less likely to develop long COVID compared to unvaccinated children SOURCE: Yousaf AR, Mak J, Gwynn L, Bloodworth R, Rai R, Jeddy Z, LeClair LB, Edwards L, Olsho LE, Newes-Adeyi G, Dalton AF. 1935. COVID-19 mRNA Vaccination Reduces the Occurrence of Post-COVID Conditions in US Children Aged