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There are hundreds of heart health apps on the market today. Most of them do the same thing: they monitor your heart rate, track your steps, measure your sleep, and tell you to eat more vegetables. Some of the more sophisticated ones connect to wearables and give you a real-time readout of your pulse. A few will even flag an irregular heartbeat.
A Coronary Artery Calcium (CAC) scan is a quick, painless CT scan — no dye required — that measures the amount of calcified, hardened plaque in the arteries around your heart. The result is your CAC score.
The clinical assessment of coronary artery calcium (CAC) has undergone a paradigm shift over the past three decades, evolving from a research tool to a central instrument in cardiovascular risk stratification.
The Bergström Study and the Paradigm Shift in Primary Prevention The publication of the Bergström et al. study in the Journal of the American Medical Association (JAMA) on November 9, 2025, represents a landmark moment in the transition from population-based risk estimation to individualized, disease-based risk assessment.¹ This observational cohort study, conducted as part of the Swedish Cardiopulmonary Bioimage Study (SCAPIS), analyzed 24,791 individuals aged 50 to 64 years without established cardiovascular disease.
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