A federal judge blocked parts of HHS's vaccine policy changes, siding with medical groups against Robert F. Kennedy Jr.'s agenda.
SEATTLE -- U.S. researchers gave the first shot to the first person in a test of an experimental coronavirus vaccine Monday -- leading off a worldwide hunt for protection even as the pandemic surges.
The first dose of the COVID vaccine AZD1222 was associated with an increased risk for thrombotic thrombocytopenia syndrome (TTS) within 28 days after vaccination; however, no significant association ...
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