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WOD Architect

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Athlete
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Athlete
Performance
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👤Athlete

Shown on Box Session leaderboards. 30 characters max.

30
♂ Male
💪 Intermediate
❤️ Conditioning
📐Body Metrics
175 cm
75 kg
📏 Precise Measurements (optional)
❤️Aerobic Capacity

Used to estimate the aerobic overhead of all sessions — the systemic metabolic cost beyond mechanical work. Enter either VO₂max directly or your heart rate values for an estimate.

— ml/kg/min

Leave blank to use a calculation method below.

Cooper Test
— m

12-minute run — distance covered in metres

2km Row PR
or estimate from heart rate
— bpm
— bpm
🏆Benchmark WODs
Benchmark WODs
Save a benchmark WOD workout to see your PRs here.
💪Strength PRs
1-Rep Maxes

Enter your 1RM to unlock Relative Loading — shows what % of your max you're lifting each session.

Back Squat
Deadlift
Clean & Jerk
Snatch
Strict Press
Bench Press
🏃Cardio PRs

Required to calculate Aerobic Metabolic Cost for running, rowing and other cardio movements. Without these, only mechanical energy is shown.

Run 400m
Run 5km
Row 500m split
Row 2000m
Ski Erg 500m
Bike (cal/min)
Double Under/min
⚙️Custom Movements

Define movements not in the built-in library. Each custom movement is based on an existing movement's physics values.

🎯Box Scaling

Customise scaling substitutions for box sessions. Search any movement to configure its Scaled and Foundations variants.

75%
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100%
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📋 Today's Workout
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WOD Architect tracks three types of fatigue for a complete picture of your recovery.

Aerobic

Tracked using the Banister impulse-response model. Fitness (CTL) builds over 42 days, fatigue (ATL) over 7 days. Form = CTL − ATL.

Neural

Tracked per movement pattern. Heavy loads above 70% of your 1RM create neuromuscular fatigue requiring 24-72 hours to recover depending on intensity.

Structural

Cumulative fatigue from barbell volume at moderate loads. High Force Bias sessions deplete structural recovery even when neural fatigue is low.

Save at least 1 workout to see training load.
"unit">Power
0 W/kg
"unit">Total Work
0 kJ
"unit">Cardio Strain
0 MET-min
"unit">Force Bias
0 kg/kJ
Session Data
Relative Load
0 %1RM
Metabolic Cost
0 kcal
📖 Understanding your results
eRaw Efficiency
How much output you got per unit of cardiovascular strain (MET-min). For sessions with real mechanical work, it's kJ per MET-min — every unit of cardio strain, how much physical work did it buy you. For pure-cardio sessions (running or double-unders, nothing loaded), it's meters or reps per MET-min instead, since there's no mechanical work to divide by. Compare the same modality across sessions to see if you're getting more done for the same physiological cost — that's what "efficiency" means here.
Mechanical Power (W/kg)
Average power output relative to your bodyweight. Calculated as total mechanical work divided by session duration and mass. High = short intense session. Low = long aerobic session. Compare across sessions over time to track fitness gains.
Cardio Intensity (MET)
Metabolic equivalents — how hard your cardiovascular system worked, time-weighted across the whole session including the aerobic cost of non-cardio movements. Derived from heart rate when available, or your logged RPE otherwise. The %HRR figure beneath it is the same intensity expressed as a percentage of heart rate reserve. Only shown when cardio data is computable for the session.
Mechanical Work (kJ)
Total mechanical work performed across the whole session — Force × Distance, summed across every rep of every movement. Not divided by time or bodyweight, so longer or heavier sessions naturally show more. Useful for comparing total volume moved, separate from how intense or fast it was.
Cardio Strain (MET-min)
Total accumulated metabolic volume — cardio intensity carried across the whole session's duration, not just the average. Grows with time even at constant intensity, unlike the average MET figure above. The card also shows total estimated energy cost (kcal), combining mechanical work (barbell/bodyweight movements, ~22% muscular-efficiency factor), dedicated cardio (run/row/bike/ski, from your own pace data), and Overhead — the extra cardiovascular cost your RPE indicates beyond what those two already explain.
Force Bias (kg/kJ)
Measures stimulus type, not difficulty. Total barbell tonnage divided by mechanical work. High = strength or barbell dominant. Low = conditioning or bodyweight dominant.
Relative Loading
The heaviest barbell effort anywhere in the session, relative to your personal max — not an average across the whole workout, since a single near-maximal set matters regardless of what lighter work happened alongside it. Two athletes doing the same weight experience very different sessions if their 1RMs differ. 50–70% = conditioning zone. 70–85% = strength-endurance. 85%+ = near-maximal. Requires 1RM data in your Profile.
Technical Demand (1–5)
Rep-weighted average skill complexity across all movements you completed. 1 = basic bodyweight movements. 5 = elite Olympic lifts. High scores require full concentration — avoid technically complex sessions when heavily fatigued or sleep-deprived. Shown as the hero value on its own card, with Relative Loading (above) as the supporting detail.
🎯 Movement Pattern

Primary physical demand of the movements · Tap to learn more

🎯 Movement Pattern — Deep Dive

Tap to flip back

Calculation Audit Trail

Save at least 2 workouts to unlock charts.

Plan Training
Projected Training Load
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How did that feel?
Rate of Perceived Exertion — used to personalise your training load.
5
Moderate
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