Knowing your risk factors for a variety of diseases is a simple first step toward good health. Below is a list of quick, easy-to-use online health calculators that will give you a basic understanding of your risk for developing certain health conditions.

Estimate your personal risk of developing breast cancer, identify your risk factors, and learn how to improve them.


Compare your actual age to your heart's biological age, calculate your risk of developing cardiovascular disease, and prioritize your most harmful risk factors.


Learn about strokes and how they can hurt you, estimate your personal risk of having a stroke, and identify your risk factors and how to improve them.