Conditions & Recovery · ScienceDaily Alternative Medicine · July 22, 2026

Coffee may protect your heart but energy drinks could harm it

For most adults, a daily caffeine habit may be safer for the heart than many people assume. A new American Heart Association review found that up to 400 milligrams of caffeine a day, roughly three to five cups of regular black coffee, is generally safe and may even be linked to lower risks of heart disease, stroke, heart failure, and Type 2 diabetes. But the source matters: highly concentrated ene

Originally published by ScienceDaily Alternative Medicine. We curate and add context; they did the reporting.

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