COVID-19 vaccination slashed the risk of experiencing prolonged symptoms by about 27% in fully vaccinated adults who were later infected, estimates a European Centre for Disease Prevention and Control (ECDC) systematic review of 12 studies.
Although measles was declared eliminated in the United States in 2000, it still rages on in many parts of the world. With decreasing vaccination rates across the US, experts say, imported cases can have large consequences.
A controversial proposal from U.S. Secretary of Health and Human Services Robert F. Kennedy Jr. to let bird flu naturally spread through poultry farms is raising alarms among scientists, who say the move could be inhumane and dangerous.
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