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The legislative information contained on this web site is my interpretation of the law based on many years in the health and safety business. A definitive interpretation can only be given by the courts. I will therefore not be held responsible for any accident/incident/prosecution arising as a consequence of anyone using any information obtained from this web site.

effect of bending on invertebratal discs

position of disksHere is a close up picture of a disc between two vertebrae with the spine in an upright position whilst the second picture shows the effect on the disc when the person bends forwards.






pressure on discIt can be seen that the disc gets compressed on one side causing it to want to move backwards.

It has been estimated that a person bending over and touching their toes with the legs straight causes an approximate pressure of 225 Kg to be exerted at the point where the two discs meet.



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