How to overlay training zones on the graph July 07, 2017 22:17 Updated Within the expanded view of a workout, you are able to overlay your power, heart rate or pace zones on the graph. Related articles How To Set Thresholds And Calculate TrainingPeaks Zones Zones Calculator Overview How to Analyze a file in TrainingPeaks What workout analysis charts come with TrainingPeaks Premium? What are the abbreviations on the Map & Graph Summary?