Mental model for perceived load on low back

Describes the mental model for perceived load on low back using a cognitive approach in addition to biomechanical and physiological approaches. In the results of experiments, it is clarified that poor cognitive ability of low back strength in the mental model reproducing the same strength is relevant to the low back pain. The studies show that cognitive ability of low back strength in the mental model could be improved by informing the content of working posture previously.