Also why Africans did not suffer such large number of fatalities per population. A younger population but we are one of the few regions in the world still givin

Also why Africans did not suffer such large number of fatalities per population. A younger population but we are one of the few regions in the world still giving the TB/Polio vaccine at birth. "epigenetic modifications, activate cells of the innate immune system, such as monocytes, macrophages and natural killer cells" https://pubmed.ncbi.nlm.nih.gov/34983348/ https://pubmed.ncbi.nlm.nih.gov/34983348/