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Fitness views stay descriptive: aerobic decoupling, pace at comparable heart rate, speed-to-HR ratio, and post-run recovery HR.
Latest aerobic decoupling
Eligible run on Aug 22, 2026. Positive means lower second-half efficiency.
Latest avg HR
Measured during the run on Aug 22, 2026
Latest recovery HR
Measured after the run on Aug 22, 2026
Latest speed-to-HR ratio
km/h per 10 bpm
Latest distance economy
Distance per heartbeat on Aug 22, 2026
Latest efficiency score
100 = typical. Higher means more efficient than your recent norm.
Latest elevation economy
analysis.output
Comparable runs: selected distance and average-heart-rate ranges. Positive values mean lower second-half efficiency.
Latest eligible run
Aug 22, 2026 · 12 km
-0.4%
First half
5:54 /km
Second half
5:42 /km
Efficiency reading
Stable across both halves
Pace shift
12s faster than first half
Latest eligible run
Aug 22, 2026 · 12 km
-0.4%
Stable across both halves
First half
5:54 /km
Second half
5:42 /km
Vertical metres per heartbeat on Aug 22, 2026. Varies with terrain.
analysis.output
Comparable runs: selected distance and average-heart-rate ranges.
Select an HR bucket or contiguous range to show a pace trend.
analysis.output
Speed per 10 bpm across comparable runs.
analysis.output
Recovery heart-rate drop for runs ending at 150-159 bpm, matching the latest recorded run.