Hips pike on the jump-back
Body jackknifes instead of landing in a plank; lower back takes the load.
Overactive muscles
Hip flexorsLatissimus dorsi
Corrective work
Foam RollHip flexors↗StretchHalf-kneeling hip flexor stretch↗Body jackknifes instead of landing in a plank; lower back takes the load.
The plyometric component is lost; conditioning and power output drop.
Bilateral valgus on the feet-forward landing.