This is a mobility and movement quality workout, not a conditioning or strength challenge. All movements are bodyweight, low-impact, and performed at controlled paces with built-in recovery between segments. The 4x400m repeats are the only intensity element, but they're separated by extensive warm-up and cool-down mobility work. Total time is approximately 25-30 minutes with no fatigue accumulation. Average athletes complete this easily as prescribed.
This workout develops the following fitness attributes:
Workout consists of 10 unique movements: 6 monostructural (400m warm-up, 4x400m max, 400m cool-down, 200m backwards run, 200m backwards run, 100m side shuffle R, 100m grapevine R, 100m side shuffle L, 100m grapevine L) and 3 gymnastics (3x20 yard bear crawl). Bear crawls are bodyweight movements; all running/shuffling variations are cyclical cardio. M: 9/13 ≈ 70%, G: 3/13 ≈ 23% rounded to 30%.
| Attribute | Score | Explanation |
|---|---|---|
| Endurance | 7/10 | Sustained aerobic work across 4x400m repeats, 200m backwards runs, and 400m warm-up/cool-down creates significant cardiovascular demand. Continuous movement with minimal rest builds aerobic capacity. |
| Stamina | 6/10 | Multiple rounds of bear crawls, lateral shuffles, and grapevines demand muscular endurance. Repeated 400m efforts and 200m backwards runs challenge sustained muscular output without extreme volume. |
| Strength | 1/10 | Workout relies entirely on bodyweight movements with no external load. Bear crawls and lateral movements require minimal force production compared to loaded strength work. |
| Flexibility | 5/10 | Grapevines, side shuffles, and backwards running demand moderate hip and ankle mobility. Bear crawls require shoulder and wrist flexibility. Not extreme but meaningful ROM requirements. |
| Power | 2/10 | Primarily steady-paced running and crawling with minimal explosive demands. No plyometric or ballistic movements; focus is on sustained movement rather than power output. |
| Speed | 6/10 | Four max-effort 400m repeats demand quick cycling and pace management. Lateral movements and backwards running require coordination and controlled speed changes throughout. |
400 meter warm up4x400 meter max 400 meter cool down20 yard bear crawl200 meter backwards run100 meter side shuffle R100 meter grapevine R20 yard bear crawl200 meter backward run100 meter side shuffle L100 meter grapevine L20 yard bear crawl
