"Our study adds to a growing body of work suggesting that vaccines may play a role in healthy aging strategies beyond solely preventing acute illness," study author Eileen Crimmins, of the University of Southern California, said.
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A large part of the appeal of micro-dramas is seeing and interacting with real actors, she said, because the actors are often unknown and, therefore, accessible on social media.
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"Thanks to their quick response and the guidance of our NASA flight surgeons, my status quickly stabilized," he said.