Sudden and unexpected loading generates high forces on the lumbar spine.

@article{Mannion2000SuddenAU,
  title={Sudden and unexpected loading generates high forces on the lumbar spine.},
  author={Anne Frances Mannion and M A Adams and Patricia Dolan},
  journal={Spine},
  year={2000},
  volume={25 7},
  pages={842-52}
}
STUDY DESIGN A cross-sectional study of spinal loading in healthy volunteers. OBJECTIVES To measure the bending and compressive forces acting on the lumbar spine, in a range of postures, when unknown loads are delivered unexpectedly to the hands. SUMMARY OF BACKGROUND DATA Epidemiologic studies suggest that sudden and unexpected loading events often lead to back injuries. Such incidents have been shown to increase back muscle activity, but their effects on the compressive force and bending… CONTINUE READING