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OHS & Workers Compensation> Workers Compensation> Ergonomics> Discomfort

Guide to Discomfort

 
 
Where is the discomfort?
Possible contributing factors?
Possible solutions
 
Neck pain / stiffness
Monitor position too high / too low, requires neck extension / flexion (looking upward / downward)
Adjust monitor height to ensure that the neck remains in a neutral position (i.e. head is not looking upward / downward)
 
Monitor too close / too far, requires neck to lean forward / backward to view monitor
 
Adjust position of monitor to a comfortable viewing distance to ensure that the neck remains in a neutral position
 
Monitor height not adjusted to accommodate for spectacles
Ensure monitor height is appropriate so that the neck remains neutral when using spectacles i.e. sometimes the monitor height is required to be lower when using bifocal or multifocal spectacles
Discuss with optometrist the option of spectacles for computer use
Unilateral neck pain
Neck rotation and / or flexion required when viewing documentation whilst using the computer
 
 
Consider the positioning of the documentation
  1. Ideally documentation referred to should be positioned on a raised and sloping surface between monitor and keyboard
  2. If required to position documentation to the side, ensure that it is positioned on a raised and sloping surface (eg. on A4 lever arch file) and positioned near the top edge of the keyboard.  Alternate between the left and right side to prevent left / right sided neck stiffness
Neck rotation to view / acknowledge / consult with colleagues entering work area
 
Re-position desk and or change set up to avoid neck rotation to view visitor to work area
Utilise swivel of chair rather than rotation from the neck
 
Monitor not positioned directly in front of user which requires constant neck rotation to view monitor
 
Ensure that monitor is positioned directly in front of user and keyboard
“Cradling” phone for frequent or extended periods
Hold phone in hand and ensure that neck remains in a neutral position
Consider purchase of a head set (create link to Headsets in Work Station Design)
Shoulder pain
Mouse and or keyboard required to be used with arm in an extended position
Ensure that the elbows remain close by the sides of body when using the keyboard and mouse
Frequent to constant mouse use
 
 
 
Alternate mouse use between the left and right side
Ensure regular stretch / pause exercises (insert link to stretches)
Alternate computer work with other tasks
 
Chair is too low which requires the shoulders to hunch upward
 
 
Increase the chair height to ensure that the shoulders remain in a relaxed position and so that the forearms are either parallel to the ground or in a downward sloping position
Reaching to obtain items from a seated position (eg. files, printing etc)
Position frequently required items with in an arms distance
Stand to obtain items and utilise both hands to support item
Forearm pain
Arm in an extended position when completing keying and mouse use
Ensure the elbows remain close by the sides of body when using the keyboard and mouse
Extended periods of keying and mouse use
Alternate mousing and keying with other tasks where able
Ensure regular stretch / pause exercises (insert link to stretches)
 
Wrist pain
 
Keyboard and / or mouse is used with the wrist in an extended or flexed position
 
 
 
 
 
Ensure that the keyboard and mouse is utilised with the wrists in a neutral position.
  1. If wrist is angled upwards a wrist support may be required
  2. If wrist is angled downwards and a wrist support is used, remove wrist support
  3. Check slope of keyboard
 
Navigation with mouse is completed by wrist movement, resulting in radial and ulnar deviation (left and right wrist movement)
Ensure that navigation with the mouse involves whole arm movement
 
 
Excessive or long periods of scrolling with mouse
 
Utilise arrow keys on keyboard and / or scroll bar at side of screen to navigate up and down page
Finger pain
Excessive or long periods of keying
 
 
 
 
Alternate long periods of keying with other tasks
Ensure regular stretch / pause exercises (create link)
Review typing technique
  1. avoid pressing hard on keys
  2. incorporate all fingers when typing and avoid two finger typing
Excessive or long periods of scrolling with mouse
 
Avoid excessive scrolling with mouse - Utilise arrow keys on keyboard and or scroll bar at side of screen to navigate up and down page
Alternate mouse use with left and right hand
Upper back pain
Hunching forward to view monitor
 
 
 
 
 
Ensure that the monitor is at a comfortable viewing distance with the upper back supported by the seat back
Ensure that the seat back angle is not greater than approximately 110 degrees, as this will result in reaching when using the keyboard and mouse
Ensure that the seat back locks into position
Ensure that monitor set up (clarity, font size) is appropriate for users visual acuity
Extended periods of reading / marking resulting in the upper body hunching forward
Lower seat height to minimise neck and trunk flexion required to view materials
Consider positioning documents on a raised or sloping surface eg. slope board, A4 lever arch file
Lower back pain
Lower back not receiving adequate support from chair
 
 
 
 
Adjust seat back height to ensure curvature of chair is supporting the small of the back
Avoid sitting on the front edge of the seat, rather ensure that the back is resting against seat back
Ensure that feet are firmly supported on the floor, or if required on a footrest
Frequent trunk rotation eg. to access items, refer to documentation etc
 
Avoid rotating from trunk to access items, rather ensure that the swivel of the chair is utilised
Ensure that you remain face on to your work
Extended period of sitting
Frequently alternate posture from a sitting to standing position
Adjust seat back height to ensure curvature of chair is supporting the small of the back
Alternate tasks to ensure that sustained postures are avoided
Consider if some tasks can be completed in a standing position eg. taking phone calls, reading / checking documentation
Eye Strain / headaches
Glare / reflection on monitor
Ensure that monitor is not positioned directly behind or in front of window or other strong light source
Remove or change monitor position to remove away from aggravating light source
Consider purchase of screen filter
Prolonged near focusing
 
Frequently alternate tasks throughout the day to ensure change in visual focus
Ensure frequent opportunities for pause / stretch breaks (insert link to stretches) through out the day
 
Monitor position too close / too far
Ensure monitor is positioned to ensure comfortable viewing distance, i.e. when neck remains in a neutral position
Change in visual ability
Consultation with visual specialist
 
 
 
 

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