Fitness & fatigue
Intensity distribution
Aerobic efficiency
m / heartbeat · higher = fitterHeart-rate zones
est. max HRWeekly load
effort units · monotony flags riskTraining balance
load ratio · 0.8–1.3 optimalBest efforts & records
in rangeRace predictions
from current fitnessSession log
| Date | Session | Type | Dist | Pace | HR | m/beat | Time |
|---|