Low back pain is a disorder which affects almost 80% of the American population at some time during their lifespan. Approximately, 90% of these episodes are resolved within six weeks to three months. As low back pain is usually a symptom of a medical condition; many cases cannot be given a definite diagnosis which renders the condition difficult to treat. The estimated annual cost for back pain treatment amounts to $50 billion, in the United States alone. Several devices have already been designed for low back pain assistance.
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