Overstriding — foot strikes in front of body
Braking force increases; hamstring strain risk on heel strike.
Overactive muscles
Hip flexorsQuadriceps
Corrective work
Foam RollHip flexors↗StretchHalf-kneeling hip flexor stretch↗Braking force increases; hamstring strain risk on heel strike.
Hip flexors not generating enough power; stride length limited.
Upper traps and neck brace under sprint effort.