Does the diabetic need insulin because it's in their head? Does the roadie need to continue to do intervals to keep their 'form'?(maintain the positive benifit of exercise) Does the paitent with congestive heart failure need to continue on diuretics?(prevent the guaranteed worsening of a permanent defect) Of course and so do some patients of Chiropractors..and what do you know about it to put a number on it?