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Up to 5 Cups of Coffee per Day May Potentially Lower Heart Disease Risk, Doctors Say

The guidance says paper-filtered or instant coffee is safer for cholesterol, while energy drinks and shots can raise heart risks, researchers found.

  • On Monday, the American Heart Association published a new scientific statement in the journal Circulation, reporting that consuming up to five cups of coffee daily is safe for most adults and linked to lower risks of stroke, heart failure, and diabetes.
  • This comprehensive report marks a significant shift by distinguishing natural coffee from synthetic caffeine products, which the AHA warns are linked to cardiovascular harm, including sudden blood pressure spikes and irregular heart rhythms.
  • Habitual coffee consumption correlates with a 20% to 30% lower risk of type 2 diabetes; however, these benefits apply strictly to paper-filtered or instant coffee rather than unfiltered methods like French press, which retain cafestol that raises LDL cholesterol.
  • Most experts deem 400 milligrams of caffeine—about three to five cups—a safe daily limit, yet genetics and individual sensitivity dictate safe consumption levels, as Dr. Gregory Marcus of the University of California, San Francisco School of Medicine explains.
  • Doctors caution that individuals with underlying heart conditions should consult their provider, while Jennifer Miao of the ABC News Medical Unit advises consuming caffeine in moderation rather than solely for potential health benefits.
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A comprehensive study conducted in the US has redefined the limits of daily caffeine consumption on cardiovascular health. While experts documented that filtered coffee reduces the risk of diabetes and stroke, they warned that uncontrolled consumption of energy drinks could trigger heart attacks.

·Istanbul, Türkiye
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South Florida Reporter broke the news in The Villages, United States on Sunday, July 19, 2026.
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