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                   Truckers and others who drive for a living report more back 
                    problems than those working in any other occupation. Scientists 
                    have theorized that constant, long-term "whole-body vibration" 
                    caused by driving accelerates degeneration and herniation 
                    of the body's 23 spinal discs, leading to lower-back pain 
                    and disability.  
                                    
 
Researchers compared 45 pairs of identical male twins who 
                    had distinctly different driving patterns throughout their 
                    lives, in which one twin had spent a lot of time driving occupationally, 
                    and the other had not. The amount of spinal disc degeneration 
                    each man suffered was determined based on readings from magnetic 
                    resonance imaging (MRI). Twins were studied because in the 
                    absence of outside factors that affect spinal degeneration, 
                    a set of twins' spines should appear fairly similar at any 
                    given point in time.  
                  Driving time did not appear to affect spinal disc degeneration; 
                    men who drove multiple hours daily for many years were no 
                    more likely to have significant disc degeneration than their 
                    twins who did not. No other spinal disorders appeared more 
                    common in professional drivers, either, in this study  appearing 
                    in The Lancet.  
                  This is good news if you drive an 18-wheeler: Your spine 
                    may not suffer permanent damage from long hours on the road. 
                    Yet the fact remains that back pain is common in drivers. 
                    Whether the pain is caused by muscle fatigue or damage, nerve 
                    changes at the cellular level or some other factor, your doctor 
                    of chiropractic can help prevent it.  
                  Reference: 
                  Battié MC, Videman T, et al. Occupational driving and lumbar 
                    disc degeneration: A case-control study. The Lancet 
                    2002:360(9343), pp. 1369-1374. 
                   For more information on back pain, go to https://www.chiroweb.com/tyh/backpain.html 
                     
                     
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