WHO Definition of work-related musculoskeletal
disorders 2:
•Many others are less
well defined:
–E.g. myalgic conditions involving pain, discomfort, numbness and tingling sensations throughout the neck shoulders, upper limbs and lower back.
–These types of disorder, that are sometimes called non-specific WMSDs, often cannot be diagnosed with respect to a clinical pathology but they may still result in physical impairment and disability.