A new study out of South Africa shows that Pfizer’s two-dose COVID-19 vaccine provides a high degree of protection against hospitalization from the fast-spreading omicron variant.The real-world study, conducted by the South African Medical Research Cou…

The disfiguring disease noma, found mainly in poor areas of sub-Saharan Africa that lack health care, kills 90% of victims, most of them children, when left untreated. Noma is preventable, and to that end, aid groups are urging the World Health Organiz…