Heart Rate vs Pace
Per-second data from every run. Red = old, green = recent.
Durability
How well you hold pace and efficiency as the workout goes on.
Cardiac Drift — less drift = stronger base (up = better)
Fatigue Resistance — less efficiency drop = more durable (up = better)
Power Profile
Best power at every duration — current vs 3 months ago.
Running Economy
The biomechanics behind your pace.
Vertical Oscillation (mm)
Zone Distribution
Polarized training = Z1-2 + Z4-5
Diminishing Returns
Where does more volume stop helping?
Fitness Arcs
Monthly progression in each discipline.
Aerobic Efficiency
Seconds per heartbeat per mile — lower = fitter
Trajectory
Swim
Bike
Run