Cases of the parasitic disease went up in 2020 and continued to climb in 2021, though at a slower pace, the U.N. health agency said Thursday. About 95% of the world’s 247 million malaria infections and 619,000 deaths last year were in Africa.
Covid shots designed to protect against the omicron variant trigger a weaker immune response against the rapidly emerging BQ.1.1 subvariant than the previously dominant strain, according to a new lab study.
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