Maximum Heart Rate (MHR) Calculator

Estimate Your Heart Rate Limit for Training

What is Maximum Heart Rate (MHR)?

Maximum Heart Rate (MHR) is the maximum number of times your heart can beat in one minute during intense physical exertion. It is a key indicator for determining training zones and optimizing your performance while ensuring your cardiovascular safety.

Simply enter your age in the field above, then click 'Calculate My MHR' to get an estimate of your maximum heart rate.