How much coffee a day is safe for your heart? AHA issues statement on caffeine - The Mercury News
The American Heart Association released a statement suggesting that up to five cups of black coffee daily may be safe and potentially beneficial for heart health. However, the report warns that energy drinks with high caffeine content are linked to cardiovascular risks.
Why it matters
This guidance clarifies long-standing public confusion regarding caffeine consumption and its specific impacts on cardiovascular disease.
Most adults can safely drink up to five cups of coffee a day, says a new statement on caffeine consumption from the American Heart Association.
For some people, that amount of caffeine — about 400 mg — even appears to be linked to a lower risk of cardiovascular disease, said the statement, released Monday. But higher doses of caffeine, “such as levels found in energy drinks,” may cause cardiovascular harm, it said.
“Caffeine and Cardiovascular Disease,” published in the association’s peer-reviewed journal Circulation, focuses on consumption of caffeinated coffee without added sweeteners, dairy or flavorings. A regular brewed coffee typically has 9.4 to 20.6 mg of caffeine per fluid ounce, or about 75 to 160 mg in an 8-ounce cup.
The statement’s key takeaways on health effects of caffeinated coffee:
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