To figure your training intensity zones, input your lactate threshold heart rate for running in the gray box next to Zone 5a.
More Calculators
Heart Rate Zones for Running
Determine your heart rate zones for running based on lactate threshold heart rate.
Heart Rate Zones for Cycling
Determine your heart rate zones for cycling based on lactate threshold heart rate.
Pace Zones for Swimming
Determine your pace zones for swimming based on the results of a time trial.
Pace Zones for Running
Determine your pace zones for running based on the results of a time trial.
Pace Zones for Running with Effective VO2max
Determine your effective VO2max and pace zones for running based on race results.
Running Pace
Calculate running pace based on time and distance.
Equivalent Running Performances
Estimate “equivalent” performances at across different distances based on race results of a given distance.
