Spine rounds aggressively to reach further
The stretch moves to the lumbar; hamstrings never lengthen.
Overactive muscles
HamstringsErector spinae
Corrective work
Foam RollHamstrings↗StretchHamstring stretch with strap↗The stretch moves to the lumbar; hamstrings never lengthen.
Hamstring tightness tilts the pelvis; sit on a folded blanket to correct.