Randomized Trialhigh evidence
Caffeinated Coffee Consumption or Abstinence to Reduce Atrial Fibrillation: The DECAF Randomized Clinical Trial.
JAMA·January 27, 2026·PMID 41206802
Why it mattersThis trial challenges the common belief that caffeine is proarrhythmic in AF and provides randomized evidence that moderate coffee intake may reduce AF recurrence after cardioversion, informing dietary counseling for patients.
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