U.S. Health Secretary Robert F. Kennedy Jr. has replaced the head of his controversial vaccine advisory committee.
The Centers for Disease Control and Prevention first used the term “AIDS” on Sept. 24, 1982, more than a year after the first ...
Infections happen year-round, but peak whooping cough season lasts from late summer through fall. Pertussis is a cyclical disease, meaning it might spread widely through a community and then disappear ...
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