High blood pressure affects nearly half of people in the United States, yet only about 1 in 4 have it under control, according to the U.S. Centers for Disease Control and Prevention (CDC). What's troubling is that high blood pressure usually doesn't cause symptoms , which is why it's often called the "silent killer." If it's not managed, high blood pressure can raise the risk of heart attack, stroke, kidney disease, and even dementia (per Mayo Clinic ).

To help people get ahead of the problem, the American Heart Association (AHA) released new guidelines in a 2025 review in Hypertension. The update to the 2017 guidelines introduces a new hypertension risk calculator called PREVENT (Predicting Risk of cardiovascular disease EVENTs) that lowers the threshold for treatment. Since p

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