This workout is entirely bodyweight/low-skill with no barbell, making it accessible, but the cumulative volume drives the challenge. 200 total air squats combined with 800m of running creates significant leg fatigue over a likely 20-30 minute effort. The 100m rows are too short to provide real recovery. Plank plate step-ups (100 reps) add core endurance demands. Manageable for average CrossFitters, but the sustained leg volume and for-time pressure push this solidly into Medium.
This workout develops the following fitness attributes:
4 movements total: Run (M), Row (M), Air Squat (G), Plank Plate Step Up (W — uses an external load/plate). Monostructural gets 2/4 = 50%, Gymnastics gets 1/4 = 25%, Weightlifting gets 1/4 = 25%.
| Attribute | Score | Explanation |
|---|---|---|
| Endurance | 7/10 | Two 400m runs bookending 4 rounds with 100m rows creates sustained cardiovascular demand throughout. The aerobic system is continuously taxed across the full duration of this for-time workout. |
| Stamina | 9/10 | 200 total air squats and 100 plank plate step-ups represent significant muscular endurance volume. Leg and core muscles must sustain repeated contractions across all four rounds under accumulated fatigue. |
| Strength | 1/10 | All movements are bodyweight or minimally loaded. Air squats, plank plate step-ups, running, and rowing demand little maximal force production, making this primarily an endurance and stamina workout. |
| Flexibility | 3/10 | Air squats require adequate hip and ankle mobility, and plank plate step-ups demand shoulder and core stability. Overall, movements require basic to moderate range of motion with no extreme flexibility demands. |
| Power | 2/10 | Running and rowing have minor power components at the start of each effort, but high rep counts and for-time pacing discourage explosive output. This is a sustained effort, not an explosive one. |
| Speed | 5/10 | The for-time format incentivizes consistent pacing and efficient transitions between movements. Pushing running splits and minimizing rest between exercises is important, but sprinting is not the primary stimulus. |
For Time:400 meter run 4Rounds:25 plank plate step up50 air squats 100 meter row400 meter run
