What, exactly, is longevity medicine?
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Virtually anyone with a medical degree can call himself or herself a longevity doctor; witness all the doctor-influencer types positioning themselves as experts on social media.
ILLUSTRATION: KATE DEHLER/NYTIMES
Dana G. Smith
NEW YORK – Longevity medicine is a confusing brew of noble intentions, cutting-edge care and expensive snake oil.
That is partly because there is no board certification, nor an official set of guidelines, for practising longevity medicine (also called geromedicine) in the United States.

