Public health relies on data – whether it is tracking the effectiveness of a given year’s flu vaccine, monitoring blood lead levels around the country or estimating the prevalence of diabetes. This data forms the basis for decisions such as whether a community should expand screening for diabetes and which communities are at greatest risk of severe flu-related illnesses.

July 10 (Reuters) - A U.S. citizen working for a humanitarian organization in the Democratic Republic of the Congo has tested positive for the Bundibugyo Ebola virus, the U.S. CDC said on Friday. The Centers for Disease Control and Prevention is working with the patient's employing organization,

The findings suggest that Covid vaccines reduced the likelihood of severe illness last fall and winter.

The study found that the vaccine reduced the risk of emergency department visits and hospitalizations among healthy adults by about half last winter.

Former CDC chief medical officer Dr. Debra Houry warned the "scientific integrity" of federal health agencies are at risk.