Free, accurate cardiovascular risk calculators based on the latest medical evidence — helping people and clinicians understand heart disease risk.
PreventCalculator.com provides free, clinically-grounded cardiovascular risk calculators based on the American Heart Association's 2023 PREVENT equations and the ACC/AHA Pooled Cohort Equations. Our goal is to make validated cardiovascular risk assessment accessible to both healthcare professionals and the general public.
All calculators on this site are built on peer-reviewed, published equations and are intended for educational use. They are not a substitute for clinical judgment or professional medical advice.
The PREVENT™ (Predicting Risk of Cardiovascular Disease EVENTs) calculator was introduced by the American Heart Association in 2023. It represents a major advance over previous tools by:
Reference: Khan SS et al. Novel Prediction Equations for Absolute Risk Assessment of Total Cardiovascular Disease Incorporating Cardiovascular-Kidney-Metabolic Health. Circulation. 2023;148(24):1982–2004.
The flagship AHA 2023 tool. Full CKM-inclusive CVD risk estimation.
Use Calculator →PreventCalculator.com is an independent educational resource and is not affiliated with the American Heart Association (AHA), the American College of Cardiology (ACC), or any medical institution. The PREVENT™ name belongs to the American Heart Association. Our calculators implement the published equations for educational purposes. Always consult a qualified healthcare provider for medical decisions.