Some People Have Rare Reactions to the Covid Vaccine — and Researchers Want to Know Why
In a small study, Yale researchers have found "differences in immune profiles" among those who have rare reaction to the ...
COVID shots protect kids from long COVID—and don’t cause sudden death
The finding that the vaccines substantially reduce the risk of long COVID in kids echoes findings seen in studies on adults.
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Scientists find clues on why COVID vaccine causes chronic health problems in some
For a majority of people, the COVID vaccine doesn’t cause adverse health effects — but a small percentage experience chronic symptoms that can last for months or even years. Yale researchers ...