JAMES KING · life ·
2026
HIGH INTENSITY INTERVAL TRAINING via Strava WED 4 JUN 2025

Circuit Training.

by JAMES KING · on Strava →
45min
minutes
32min
in zones 4–5
179bpm
peak hr
577kcal
calories

the engine.

154bpm
avg
179bpm
peak
63/100
effort · hard
Heart rate bpm, over the zone it was in
Z1 recoveryZ2 enduranceZ1 recoveryZ2 enduranceZ3 tempoZ2 enduranceZ3 tempoZ4 thresholdZ3 tempoZ4 thresholdZ5 maxZ4 thresholdZ3 tempoZ4 thresholdZ5 maxZ4 thresholdZ5 maxZ4 thresholdZ3 tempoZ4 thresholdZ5 maxZ4 thresholdZ5 maxZ4 thresholdZ3 tempoZ4 thresholdZ3 tempoZ4 thresholdZ5 maxZ4 thresholdZ5 maxZ4 thresholdZ3 tempoZ4 thresholdZ3 tempo
Minutes in each heart-rate zone
  1. Z1 recovery: 5%
  2. Z2 endurance: 2%
  3. 17% Z3 Z3 tempo
  4. 52% Z4 Z4 threshold
  5. 24% Z5 Z5 max

the fine print

calories
577kcal≈ 2.0 slice of pizza
effort
63/100hard
training load
97trimphard
recover in
52h
active streak
2daysbest 3
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