A daily cup of blueberries may naturally lower blood pressure by improving blood vessel function. Anthocyanins, the compounds that give berries their dark color, help the body produce nitric oxide, which relaxes and dilates blood vessels. The fiber in blueberries helps lower cholesterol, stabilize blood sugar and produce heart-healthy fatty acids in the gut. Clinical trials show systolic blood pressure reductions of about 5 mmHg with daily blueberry consumption, similar to common blood pressure medications. Frozen blueberries offer the same benefits as fresh, making this a viable year-round dietary strategy for heart health. In a year when cardiovascular disease remains…

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